4620806480

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1\times {\mathrm{1693}}^1$

素因数の和:2128

約数の個数: 80

約数和(自身を含む): 10883001360

約数和(自身を除く): 6262194880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 313, 436, 545, 626, 872, 1090, 1252, 1565, 1693, 1744, 2180, 2504, 3130, 3386, 4360, 5008, 6260, 6772, 8465, 8720, 12520, 13544, 16930, 25040, 27088, 33860, 34117, 67720, 68234, 135440, 136468, 170585, 184537, 272936, 341170, 369074, 529909, 545872, 682340, 738148, 922685, 1059818, 1364680, 1476296, 1845370, 2119636, 2649545, 2729360, 2952592, 3690740, 4239272, 5299090, 7381480, 8478544, 10598180, 14762960, 21196360, 42392720, 57760081, 115520162, 231040324, 288800405, 462080648, 577600810, 924161296, 1155201620, 2310403240, 4620806480]

約数ペア:

[(1, 4620806480), (2, 2310403240), (4, 1155201620), (5, 924161296), (8, 577600810), (10, 462080648), (16, 288800405), (20, 231040324), (40, 115520162), (80, 57760081), (109, 42392720), (218, 21196360), (313, 14762960), (436, 10598180), (545, 8478544), (626, 7381480), (872, 5299090), (1090, 4239272), (1252, 3690740), (1565, 2952592), (1693, 2729360), (1744, 2649545), (2180, 2119636), (2504, 1845370), (3130, 1476296), (3386, 1364680), (4360, 1059818), (5008, 922685), (6260, 738148), (6772, 682340), (8465, 545872), (8720, 529909), (12520, 369074), (13544, 341170), (16930, 272936), (25040, 184537), (27088, 170585), (33860, 136468), (34117, 135440), (67720, 68234)]