255714992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 554131200

約数和(自身を除く): 298416208

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 149, 208, 223, 296, 298, 446, 481, 592, 596, 892, 962, 1192, 1784, 1924, 1937, 2384, 2899, 3568, 3848, 3874, 5513, 5798, 7696, 7748, 8251, 11026, 11596, 15496, 16502, 22052, 23192, 30992, 33004, 33227, 44104, 46384, 66008, 66454, 71669, 88208, 107263, 132016, 132908, 143338, 214526, 265816, 286676, 429052, 431951, 531632, 573352, 858104, 863902, 1146704, 1229399, 1716208, 1727804, 2458798, 3455608, 4917596, 6911216, 9835192, 15982187, 19670384, 31964374, 63928748, 127857496, 255714992]

約数ペア:

[(1, 255714992), (2, 127857496), (4, 63928748), (8, 31964374), (13, 19670384), (16, 15982187), (26, 9835192), (37, 6911216), (52, 4917596), (74, 3455608), (104, 2458798), (148, 1727804), (149, 1716208), (208, 1229399), (223, 1146704), (296, 863902), (298, 858104), (446, 573352), (481, 531632), (592, 431951), (596, 429052), (892, 286676), (962, 265816), (1192, 214526), (1784, 143338), (1924, 132908), (1937, 132016), (2384, 107263), (2899, 88208), (3568, 71669), (3848, 66454), (3874, 66008), (5513, 46384), (5798, 44104), (7696, 33227), (7748, 33004), (8251, 30992), (11026, 23192), (11596, 22052), (15496, 16502)]