25331880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:643

約数の個数: 128

約数和(自身を含む): 88646400

約数和(自身を除く): 63314520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 569, 636, 742, 795, 840, 1060, 1113, 1138, 1272, 1484, 1590, 1707, 1855, 2120, 2226, 2276, 2845, 2968, 3180, 3414, 3710, 3983, 4452, 4552, 5565, 5690, 6360, 6828, 7420, 7966, 8535, 8904, 11130, 11380, 11949, 13656, 14840, 15932, 17070, 19915, 22260, 22760, 23898, 30157, 31864, 34140, 39830, 44520, 47796, 59745, 60314, 68280, 79660, 90471, 95592, 119490, 120628, 150785, 159320, 180942, 211099, 238980, 241256, 301570, 361884, 422198, 452355, 477960, 603140, 633297, 723768, 844396, 904710, 1055495, 1206280, 1266594, 1688792, 1809420, 2110990, 2533188, 3166485, 3618840, 4221980, 5066376, 6332970, 8443960, 12665940, 25331880]

約数ペア:

[(1, 25331880), (2, 12665940), (3, 8443960), (4, 6332970), (5, 5066376), (6, 4221980), (7, 3618840), (8, 3166485), (10, 2533188), (12, 2110990), (14, 1809420), (15, 1688792), (20, 1266594), (21, 1206280), (24, 1055495), (28, 904710), (30, 844396), (35, 723768), (40, 633297), (42, 603140), (53, 477960), (56, 452355), (60, 422198), (70, 361884), (84, 301570), (105, 241256), (106, 238980), (120, 211099), (140, 180942), (159, 159320), (168, 150785), (210, 120628), (212, 119490), (265, 95592), (280, 90471), (318, 79660), (371, 68280), (420, 60314), (424, 59745), (530, 47796), (569, 44520), (636, 39830), (742, 34140), (795, 31864), (840, 30157), (1060, 23898), (1113, 22760), (1138, 22260), (1272, 19915), (1484, 17070), (1590, 15932), (1707, 14840), (1855, 13656), (2120, 11949), (2226, 11380), (2276, 11130), (2845, 8904), (2968, 8535), (3180, 7966), (3414, 7420), (3710, 6828), (3983, 6360), (4452, 5690), (4552, 5565)]