25580568

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{503}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 69431040

約数和(自身を除く): 43850472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 163, 312, 326, 489, 503, 652, 978, 1006, 1304, 1509, 1956, 2012, 2119, 3018, 3912, 4024, 4238, 6036, 6357, 6539, 8476, 12072, 12714, 13078, 16952, 19617, 25428, 26156, 39234, 50856, 52312, 78468, 81989, 156936, 163978, 245967, 327956, 491934, 655912, 983868, 1065857, 1967736, 2131714, 3197571, 4263428, 6395142, 8526856, 12790284, 25580568]

約数ペア:

[(1, 25580568), (2, 12790284), (3, 8526856), (4, 6395142), (6, 4263428), (8, 3197571), (12, 2131714), (13, 1967736), (24, 1065857), (26, 983868), (39, 655912), (52, 491934), (78, 327956), (104, 245967), (156, 163978), (163, 156936), (312, 81989), (326, 78468), (489, 52312), (503, 50856), (652, 39234), (978, 26156), (1006, 25428), (1304, 19617), (1509, 16952), (1956, 13078), (2012, 12714), (2119, 12072), (3018, 8476), (3912, 6539), (4024, 6357), (4238, 6036)]