40081275

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 78807456

約数和(自身を除く): 38726181

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 71, 75, 117, 193, 195, 213, 225, 325, 355, 579, 585, 639, 923, 965, 975, 1065, 1737, 1775, 2509, 2769, 2895, 2925, 3195, 4615, 4825, 5325, 7527, 8307, 8685, 12545, 13703, 13845, 14475, 15975, 22581, 23075, 37635, 41109, 41535, 43425, 62725, 68515, 69225, 112905, 123327, 178139, 188175, 205545, 207675, 342575, 534417, 564525, 616635, 890695, 1027725, 1603251, 2672085, 3083175, 4453475, 8016255, 13360425, 40081275]

約数ペア:

[(1, 40081275), (3, 13360425), (5, 8016255), (9, 4453475), (13, 3083175), (15, 2672085), (25, 1603251), (39, 1027725), (45, 890695), (65, 616635), (71, 564525), (75, 534417), (117, 342575), (193, 207675), (195, 205545), (213, 188175), (225, 178139), (325, 123327), (355, 112905), (579, 69225), (585, 68515), (639, 62725), (923, 43425), (965, 41535), (975, 41109), (1065, 37635), (1737, 23075), (1775, 22581), (2509, 15975), (2769, 14475), (2895, 13845), (2925, 13703), (3195, 12545), (4615, 8685), (4825, 8307), (5325, 7527)]