6543585640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1\times {\mathrm{8059}}^1$

素因数の和:8506

約数の個数: 64

約数和(自身を含む): 15041894400

約数和(自身を除く): 8498308760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 383, 424, 530, 766, 1060, 1532, 1915, 2120, 3064, 3830, 7660, 8059, 15320, 16118, 20299, 32236, 40295, 40598, 64472, 80590, 81196, 101495, 161180, 162392, 202990, 322360, 405980, 427127, 811960, 854254, 1708508, 2135635, 3086597, 3417016, 4271270, 6173194, 8542540, 12346388, 15432985, 17085080, 24692776, 30865970, 61731940, 123463880, 163589641, 327179282, 654358564, 817948205, 1308717128, 1635896410, 3271792820, 6543585640]

約数ペア:

[(1, 6543585640), (2, 3271792820), (4, 1635896410), (5, 1308717128), (8, 817948205), (10, 654358564), (20, 327179282), (40, 163589641), (53, 123463880), (106, 61731940), (212, 30865970), (265, 24692776), (383, 17085080), (424, 15432985), (530, 12346388), (766, 8542540), (1060, 6173194), (1532, 4271270), (1915, 3417016), (2120, 3086597), (3064, 2135635), (3830, 1708508), (7660, 854254), (8059, 811960), (15320, 427127), (16118, 405980), (20299, 322360), (32236, 202990), (40295, 162392), (40598, 161180), (64472, 101495), (80590, 81196)]