81953040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26267}}^1$

素因数の和:26296

約数の個数: 80

約数和(自身を含む): 273607488

約数和(自身を除く): 191654448

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, 26267, 52534, 78801, 105068, 131335, 157602, 210136, 262670, 315204, 341471, 394005, 420272, 525340, 630408, 682942, 788010, 1024413, 1050680, 1260816, 1365884, 1576020, 1707355, 2048826, 2101360, 2731768, 3152040, 3414710, 4097652, 5122065, 5463536, 6304080, 6829420, 8195304, 10244130, 13658840, 16390608, 20488260, 27317680, 40976520, 81953040]

約数ペア:

[(1, 81953040), (2, 40976520), (3, 27317680), (4, 20488260), (5, 16390608), (6, 13658840), (8, 10244130), (10, 8195304), (12, 6829420), (13, 6304080), (15, 5463536), (16, 5122065), (20, 4097652), (24, 3414710), (26, 3152040), (30, 2731768), (39, 2101360), (40, 2048826), (48, 1707355), (52, 1576020), (60, 1365884), (65, 1260816), (78, 1050680), (80, 1024413), (104, 788010), (120, 682942), (130, 630408), (156, 525340), (195, 420272), (208, 394005), (240, 341471), (260, 315204), (312, 262670), (390, 210136), (520, 157602), (624, 131335), (780, 105068), (1040, 78801), (1560, 52534), (3120, 26267)]