47916700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 122492160

約数和(自身を除く): 74575460

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 31, 41, 50, 52, 58, 62, 65, 82, 100, 116, 124, 130, 145, 155, 164, 205, 260, 290, 310, 325, 377, 403, 410, 533, 580, 620, 650, 725, 754, 775, 806, 820, 899, 1025, 1066, 1189, 1271, 1300, 1450, 1508, 1550, 1612, 1798, 1885, 2015, 2050, 2132, 2378, 2542, 2665, 2900, 3100, 3596, 3770, 4030, 4100, 4495, 4756, 5084, 5330, 5945, 6355, 7540, 8060, 8990, 9425, 10075, 10660, 11687, 11890, 12710, 13325, 15457, 16523, 17980, 18850, 20150, 22475, 23374, 23780, 25420, 26650, 29725, 30914, 31775, 33046, 36859, 37700, 40300, 44950, 46748, 53300, 58435, 59450, 61828, 63550, 66092, 73718, 77285, 82615, 89900, 116870, 118900, 127100, 147436, 154570, 165230, 184295, 233740, 292175, 309140, 330460, 368590, 386425, 413075, 479167, 584350, 737180, 772850, 826150, 921475, 958334, 1168700, 1545700, 1652300, 1842950, 1916668, 2395835, 3685900, 4791670, 9583340, 11979175, 23958350, 47916700]

約数ペア:

[(1, 47916700), (2, 23958350), (4, 11979175), (5, 9583340), (10, 4791670), (13, 3685900), (20, 2395835), (25, 1916668), (26, 1842950), (29, 1652300), (31, 1545700), (41, 1168700), (50, 958334), (52, 921475), (58, 826150), (62, 772850), (65, 737180), (82, 584350), (100, 479167), (116, 413075), (124, 386425), (130, 368590), (145, 330460), (155, 309140), (164, 292175), (205, 233740), (260, 184295), (290, 165230), (310, 154570), (325, 147436), (377, 127100), (403, 118900), (410, 116870), (533, 89900), (580, 82615), (620, 77285), (650, 73718), (725, 66092), (754, 63550), (775, 61828), (806, 59450), (820, 58435), (899, 53300), (1025, 46748), (1066, 44950), (1189, 40300), (1271, 37700), (1300, 36859), (1450, 33046), (1508, 31775), (1550, 30914), (1612, 29725), (1798, 26650), (1885, 25420), (2015, 23780), (2050, 23374), (2132, 22475), (2378, 20150), (2542, 18850), (2665, 17980), (2900, 16523), (3100, 15457), (3596, 13325), (3770, 12710), (4030, 11890), (4100, 11687), (4495, 10660), (4756, 10075), (5084, 9425), (5330, 8990), (5945, 8060), (6355, 7540)]