7866950

素因数分解:

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

素因数の和:71

約数の個数: 108

約数和(自身を含む): 19401660

約数和(自身を除く): 11534710

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 25, 26, 35, 38, 49, 50, 65, 70, 91, 95, 98, 130, 133, 169, 175, 182, 190, 245, 247, 266, 325, 338, 350, 455, 475, 490, 494, 637, 650, 665, 845, 910, 931, 950, 1183, 1225, 1235, 1274, 1330, 1690, 1729, 1862, 2275, 2366, 2450, 2470, 3185, 3211, 3325, 3458, 4225, 4550, 4655, 5915, 6175, 6370, 6422, 6650, 8281, 8450, 8645, 9310, 11830, 12103, 12350, 15925, 16055, 16562, 17290, 22477, 23275, 24206, 29575, 31850, 32110, 41405, 43225, 44954, 46550, 59150, 60515, 80275, 82810, 86450, 112385, 121030, 157339, 160550, 207025, 224770, 302575, 314678, 414050, 561925, 605150, 786695, 1123850, 1573390, 3933475, 7866950]

約数ペア:

[(1, 7866950), (2, 3933475), (5, 1573390), (7, 1123850), (10, 786695), (13, 605150), (14, 561925), (19, 414050), (25, 314678), (26, 302575), (35, 224770), (38, 207025), (49, 160550), (50, 157339), (65, 121030), (70, 112385), (91, 86450), (95, 82810), (98, 80275), (130, 60515), (133, 59150), (169, 46550), (175, 44954), (182, 43225), (190, 41405), (245, 32110), (247, 31850), (266, 29575), (325, 24206), (338, 23275), (350, 22477), (455, 17290), (475, 16562), (490, 16055), (494, 15925), (637, 12350), (650, 12103), (665, 11830), (845, 9310), (910, 8645), (931, 8450), (950, 8281), (1183, 6650), (1225, 6422), (1235, 6370), (1274, 6175), (1330, 5915), (1690, 4655), (1729, 4550), (1862, 4225), (2275, 3458), (2366, 3325), (2450, 3211), (2470, 3185)]