77207260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15629}}^1$

素因数の和:15670

約数の個数: 48

約数和(自身を含む): 183808800

約数和(自身を除く): 106601540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 15629, 31258, 62516, 78145, 156290, 203177, 296951, 312580, 406354, 593902, 812708, 1015885, 1187804, 1484755, 2031770, 2969510, 3860363, 4063540, 5939020, 7720726, 15441452, 19301815, 38603630, 77207260]

約数ペア:

[(1, 77207260), (2, 38603630), (4, 19301815), (5, 15441452), (10, 7720726), (13, 5939020), (19, 4063540), (20, 3860363), (26, 2969510), (38, 2031770), (52, 1484755), (65, 1187804), (76, 1015885), (95, 812708), (130, 593902), (190, 406354), (247, 312580), (260, 296951), (380, 203177), (494, 156290), (988, 78145), (1235, 62516), (2470, 31258), (4940, 15629)]