25999490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3329}}^1$

素因数の和:3418

約数の個数: 32

約数和(自身を含む): 51788160

約数和(自身を除く): 25788670

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3329, 3905, 6658, 7810, 16645, 33290, 36619, 73238, 183095, 236359, 366190, 472718, 1181795, 2363590, 2599949, 5199898, 12999745, 25999490]

約数ペア:

[(1, 25999490), (2, 12999745), (5, 5199898), (10, 2599949), (11, 2363590), (22, 1181795), (55, 472718), (71, 366190), (110, 236359), (142, 183095), (355, 73238), (710, 36619), (781, 33290), (1562, 16645), (3329, 7810), (3905, 6658)]