25672920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2351}}^1$

素因数の和:2385

約数の個数: 128

約数和(自身を含む): 94832640

約数和(自身を除く): 69159720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2351, 2730, 3640, 4702, 5460, 7053, 9404, 10920, 11755, 14106, 16457, 18808, 23510, 28212, 30563, 32914, 35265, 47020, 49371, 56424, 61126, 65828, 70530, 82285, 91689, 94040, 98742, 122252, 131656, 141060, 152815, 164570, 183378, 197484, 213941, 244504, 246855, 282120, 305630, 329140, 366756, 394968, 427882, 458445, 493710, 611260, 641823, 658280, 733512, 855764, 916890, 987420, 1069705, 1222520, 1283646, 1711528, 1833780, 1974840, 2139410, 2567292, 3209115, 3667560, 4278820, 5134584, 6418230, 8557640, 12836460, 25672920]

約数ペア:

[(1, 25672920), (2, 12836460), (3, 8557640), (4, 6418230), (5, 5134584), (6, 4278820), (7, 3667560), (8, 3209115), (10, 2567292), (12, 2139410), (13, 1974840), (14, 1833780), (15, 1711528), (20, 1283646), (21, 1222520), (24, 1069705), (26, 987420), (28, 916890), (30, 855764), (35, 733512), (39, 658280), (40, 641823), (42, 611260), (52, 493710), (56, 458445), (60, 427882), (65, 394968), (70, 366756), (78, 329140), (84, 305630), (91, 282120), (104, 246855), (105, 244504), (120, 213941), (130, 197484), (140, 183378), (156, 164570), (168, 152815), (182, 141060), (195, 131656), (210, 122252), (260, 98742), (273, 94040), (280, 91689), (312, 82285), (364, 70530), (390, 65828), (420, 61126), (455, 56424), (520, 49371), (546, 47020), (728, 35265), (780, 32914), (840, 30563), (910, 28212), (1092, 23510), (1365, 18808), (1560, 16457), (1820, 14106), (2184, 11755), (2351, 10920), (2730, 9404), (3640, 7053), (4702, 5460)]