78669500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:78

約数の個数: 216

約数和(自身を含む): 227813040

約数和(自身を除く): 149143540

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 49, 50, 52, 65, 70, 76, 91, 95, 98, 100, 125, 130, 133, 140, 169, 175, 182, 190, 196, 245, 247, 250, 260, 266, 325, 338, 350, 364, 380, 455, 475, 490, 494, 500, 532, 637, 650, 665, 676, 700, 845, 875, 910, 931, 950, 980, 988, 1183, 1225, 1235, 1274, 1300, 1330, 1625, 1690, 1729, 1750, 1820, 1862, 1900, 2275, 2366, 2375, 2450, 2470, 2548, 2660, 3185, 3211, 3250, 3325, 3380, 3458, 3500, 3724, 4225, 4550, 4655, 4732, 4750, 4900, 4940, 5915, 6125, 6175, 6370, 6422, 6500, 6650, 6916, 8281, 8450, 8645, 9100, 9310, 9500, 11375, 11830, 12103, 12250, 12350, 12740, 12844, 13300, 15925, 16055, 16562, 16625, 16900, 17290, 18620, 21125, 22477, 22750, 23275, 23660, 24206, 24500, 24700, 29575, 30875, 31850, 32110, 33124, 33250, 34580, 41405, 42250, 43225, 44954, 45500, 46550, 48412, 59150, 60515, 61750, 63700, 64220, 66500, 79625, 80275, 82810, 84500, 86450, 89908, 93100, 112385, 116375, 118300, 121030, 123500, 147875, 157339, 159250, 160550, 165620, 172900, 207025, 216125, 224770, 232750, 242060, 295750, 302575, 314678, 318500, 321100, 401375, 414050, 432250, 449540, 465500, 561925, 591500, 605150, 629356, 786695, 802750, 828100, 864500, 1035125, 1123850, 1210300, 1512875, 1573390, 1605500, 2070250, 2247700, 2809625, 3025750, 3146780, 3933475, 4140500, 5619250, 6051500, 7866950, 11238500, 15733900, 19667375, 39334750, 78669500]

約数ペア:

[(1, 78669500), (2, 39334750), (4, 19667375), (5, 15733900), (7, 11238500), (10, 7866950), (13, 6051500), (14, 5619250), (19, 4140500), (20, 3933475), (25, 3146780), (26, 3025750), (28, 2809625), (35, 2247700), (38, 2070250), (49, 1605500), (50, 1573390), (52, 1512875), (65, 1210300), (70, 1123850), (76, 1035125), (91, 864500), (95, 828100), (98, 802750), (100, 786695), (125, 629356), (130, 605150), (133, 591500), (140, 561925), (169, 465500), (175, 449540), (182, 432250), (190, 414050), (196, 401375), (245, 321100), (247, 318500), (250, 314678), (260, 302575), (266, 295750), (325, 242060), (338, 232750), (350, 224770), (364, 216125), (380, 207025), (455, 172900), (475, 165620), (490, 160550), (494, 159250), (500, 157339), (532, 147875), (637, 123500), (650, 121030), (665, 118300), (676, 116375), (700, 112385), (845, 93100), (875, 89908), (910, 86450), (931, 84500), (950, 82810), (980, 80275), (988, 79625), (1183, 66500), (1225, 64220), (1235, 63700), (1274, 61750), (1300, 60515), (1330, 59150), (1625, 48412), (1690, 46550), (1729, 45500), (1750, 44954), (1820, 43225), (1862, 42250), (1900, 41405), (2275, 34580), (2366, 33250), (2375, 33124), (2450, 32110), (2470, 31850), (2548, 30875), (2660, 29575), (3185, 24700), (3211, 24500), (3250, 24206), (3325, 23660), (3380, 23275), (3458, 22750), (3500, 22477), (3724, 21125), (4225, 18620), (4550, 17290), (4655, 16900), (4732, 16625), (4750, 16562), (4900, 16055), (4940, 15925), (5915, 13300), (6125, 12844), (6175, 12740), (6370, 12350), (6422, 12250), (6500, 12103), (6650, 11830), (6916, 11375), (8281, 9500), (8450, 9310), (8645, 9100)]