520418576

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 1079597568

約数和(自身を除く): 559178992

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 157, 163, 164, 248, 314, 326, 328, 496, 628, 652, 656, 1256, 1271, 1304, 2512, 2542, 2608, 4867, 5053, 5084, 6437, 6683, 9734, 10106, 10168, 12874, 13366, 19468, 20212, 20336, 25591, 25748, 26732, 38936, 40424, 51182, 51496, 53464, 77872, 80848, 102364, 102992, 106928, 199547, 204728, 207173, 399094, 409456, 414346, 793321, 798188, 828692, 1049231, 1586642, 1596376, 1657384, 2098462, 3173284, 3192752, 3314768, 4196924, 6346568, 8393848, 12693136, 16787696, 32526161, 65052322, 130104644, 260209288, 520418576]

約数ペア:

[(1, 520418576), (2, 260209288), (4, 130104644), (8, 65052322), (16, 32526161), (31, 16787696), (41, 12693136), (62, 8393848), (82, 6346568), (124, 4196924), (157, 3314768), (163, 3192752), (164, 3173284), (248, 2098462), (314, 1657384), (326, 1596376), (328, 1586642), (496, 1049231), (628, 828692), (652, 798188), (656, 793321), (1256, 414346), (1271, 409456), (1304, 399094), (2512, 207173), (2542, 204728), (2608, 199547), (4867, 106928), (5053, 102992), (5084, 102364), (6437, 80848), (6683, 77872), (9734, 53464), (10106, 51496), (10168, 51182), (12874, 40424), (13366, 38936), (19468, 26732), (20212, 25748), (20336, 25591)]