25649520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8221}}^1$

素因数の和:8250

約数の個数: 80

約数和(自身を含む): 85640352

約数和(自身を除く): 59990832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 8221, 16442, 24663, 32884, 41105, 49326, 65768, 82210, 98652, 106873, 123315, 131536, 164420, 197304, 213746, 246630, 320619, 328840, 394608, 427492, 493260, 534365, 641238, 657680, 854984, 986520, 1068730, 1282476, 1603095, 1709968, 1973040, 2137460, 2564952, 3206190, 4274920, 5129904, 6412380, 8549840, 12824760, 25649520]

約数ペア:

[(1, 25649520), (2, 12824760), (3, 8549840), (4, 6412380), (5, 5129904), (6, 4274920), (8, 3206190), (10, 2564952), (12, 2137460), (13, 1973040), (15, 1709968), (16, 1603095), (20, 1282476), (24, 1068730), (26, 986520), (30, 854984), (39, 657680), (40, 641238), (48, 534365), (52, 493260), (60, 427492), (65, 394608), (78, 328840), (80, 320619), (104, 246630), (120, 213746), (130, 197304), (156, 164420), (195, 131536), (208, 123315), (240, 106873), (260, 98652), (312, 82210), (390, 65768), (520, 49326), (624, 41105), (780, 32884), (1040, 24663), (1560, 16442), (3120, 8221)]