25717720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1733}}^1$

素因数の和:1804

約数の個数: 64

約数和(自身を含む): 67417920

約数和(自身を除く): 41700200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1733, 1855, 2120, 2968, 3466, 3710, 6932, 7420, 8665, 12131, 13864, 14840, 17330, 24262, 34660, 48524, 60655, 69320, 91849, 97048, 121310, 183698, 242620, 367396, 459245, 485240, 642943, 734792, 918490, 1285886, 1836980, 2571772, 3214715, 3673960, 5143544, 6429430, 12858860, 25717720]

約数ペア:

[(1, 25717720), (2, 12858860), (4, 6429430), (5, 5143544), (7, 3673960), (8, 3214715), (10, 2571772), (14, 1836980), (20, 1285886), (28, 918490), (35, 734792), (40, 642943), (53, 485240), (56, 459245), (70, 367396), (106, 242620), (140, 183698), (212, 121310), (265, 97048), (280, 91849), (371, 69320), (424, 60655), (530, 48524), (742, 34660), (1060, 24262), (1484, 17330), (1733, 14840), (1855, 13864), (2120, 12131), (2968, 8665), (3466, 7420), (3710, 6932)]