64100920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{941}}^1$

素因数の和:1096

約数の個数: 64

約数和(自身を含む): 156673440

約数和(自身を除く): 92572520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 260, 262, 520, 524, 655, 941, 1048, 1310, 1703, 1882, 2620, 3406, 3764, 4705, 5240, 6812, 7528, 8515, 9410, 12233, 13624, 17030, 18820, 24466, 34060, 37640, 48932, 61165, 68120, 97864, 122330, 123271, 244660, 246542, 489320, 493084, 616355, 986168, 1232710, 1602523, 2465420, 3205046, 4930840, 6410092, 8012615, 12820184, 16025230, 32050460, 64100920]

約数ペア:

[(1, 64100920), (2, 32050460), (4, 16025230), (5, 12820184), (8, 8012615), (10, 6410092), (13, 4930840), (20, 3205046), (26, 2465420), (40, 1602523), (52, 1232710), (65, 986168), (104, 616355), (130, 493084), (131, 489320), (260, 246542), (262, 244660), (520, 123271), (524, 122330), (655, 97864), (941, 68120), (1048, 61165), (1310, 48932), (1703, 37640), (1882, 34060), (2620, 24466), (3406, 18820), (3764, 17030), (4705, 13624), (5240, 12233), (6812, 9410), (7528, 8515)]