2005146520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{859}}^1$

素因数の和:1017

約数の個数: 96

約数和(自身を含む): 4937965200

約数和(自身を除く): 2932818680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 859, 871, 1340, 1718, 1742, 2680, 3436, 3484, 4295, 4355, 4489, 6872, 6968, 8590, 8710, 8978, 11167, 17180, 17420, 17956, 22334, 22445, 34360, 34840, 35912, 44668, 44890, 55835, 57553, 58357, 89336, 89780, 111670, 115106, 116714, 179560, 223340, 230212, 233428, 287765, 291785, 446680, 460424, 466856, 575530, 583570, 748189, 1151060, 1167140, 1496378, 2302120, 2334280, 2992756, 3740945, 3856051, 5985512, 7481890, 7712102, 14963780, 15424204, 19280255, 29927560, 30848408, 38560510, 50128663, 77121020, 100257326, 154242040, 200514652, 250643315, 401029304, 501286630, 1002573260, 2005146520]

約数ペア:

[(1, 2005146520), (2, 1002573260), (4, 501286630), (5, 401029304), (8, 250643315), (10, 200514652), (13, 154242040), (20, 100257326), (26, 77121020), (40, 50128663), (52, 38560510), (65, 30848408), (67, 29927560), (104, 19280255), (130, 15424204), (134, 14963780), (260, 7712102), (268, 7481890), (335, 5985512), (520, 3856051), (536, 3740945), (670, 2992756), (859, 2334280), (871, 2302120), (1340, 1496378), (1718, 1167140), (1742, 1151060), (2680, 748189), (3436, 583570), (3484, 575530), (4295, 466856), (4355, 460424), (4489, 446680), (6872, 291785), (6968, 287765), (8590, 233428), (8710, 230212), (8978, 223340), (11167, 179560), (17180, 116714), (17420, 115106), (17956, 111670), (22334, 89780), (22445, 89336), (34360, 58357), (34840, 57553), (35912, 55835), (44668, 44890)]