12581592920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{590131}}^1$

素因数の和:590196

約数の個数: 64

約数和(自身を含む): 31229785440

約数和(自身を除く): 18648192520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4264, 5330, 10660, 21320, 590131, 1180262, 2360524, 2950655, 4721048, 5901310, 7671703, 11802620, 15343406, 23605240, 24195371, 30686812, 38358515, 48390742, 61373624, 76717030, 96781484, 120976855, 153434060, 193562968, 241953710, 306868120, 314539823, 483907420, 629079646, 967814840, 1258159292, 1572699115, 2516318584, 3145398230, 6290796460, 12581592920]

約数ペア:

[(1, 12581592920), (2, 6290796460), (4, 3145398230), (5, 2516318584), (8, 1572699115), (10, 1258159292), (13, 967814840), (20, 629079646), (26, 483907420), (40, 314539823), (41, 306868120), (52, 241953710), (65, 193562968), (82, 153434060), (104, 120976855), (130, 96781484), (164, 76717030), (205, 61373624), (260, 48390742), (328, 38358515), (410, 30686812), (520, 24195371), (533, 23605240), (820, 15343406), (1066, 11802620), (1640, 7671703), (2132, 5901310), (2665, 4721048), (4264, 2950655), (5330, 2360524), (10660, 1180262), (21320, 590131)]