157031740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{2459}}^1$

素因数の和:2602

約数の個数: 48

約数和(自身を含む): 343848960

約数和(自身を除く): 186817220

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 103, 124, 155, 206, 310, 412, 515, 620, 1030, 2060, 2459, 3193, 4918, 6386, 9836, 12295, 12772, 15965, 24590, 31930, 49180, 63860, 76229, 152458, 253277, 304916, 381145, 506554, 762290, 1013108, 1266385, 1524580, 2532770, 5065540, 7851587, 15703174, 31406348, 39257935, 78515870, 157031740]

約数ペア:

[(1, 157031740), (2, 78515870), (4, 39257935), (5, 31406348), (10, 15703174), (20, 7851587), (31, 5065540), (62, 2532770), (103, 1524580), (124, 1266385), (155, 1013108), (206, 762290), (310, 506554), (412, 381145), (515, 304916), (620, 253277), (1030, 152458), (2060, 76229), (2459, 63860), (3193, 49180), (4918, 31930), (6386, 24590), (9836, 15965), (12295, 12772)]