67720796

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 143895360

約数和(自身を除く): 76174564

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 47, 52, 94, 121, 143, 188, 229, 242, 286, 458, 484, 517, 572, 611, 916, 1034, 1222, 1573, 2068, 2444, 2519, 2977, 3146, 5038, 5687, 5954, 6292, 6721, 10076, 10763, 11374, 11908, 13442, 21526, 22748, 26884, 27709, 32747, 43052, 55418, 65494, 73931, 110836, 118393, 130988, 139919, 147862, 236786, 279838, 295724, 360217, 473572, 559676, 720434, 1302323, 1440868, 1539109, 2604646, 3078218, 5209292, 6156436, 16930199, 33860398, 67720796]

約数ペア:

[(1, 67720796), (2, 33860398), (4, 16930199), (11, 6156436), (13, 5209292), (22, 3078218), (26, 2604646), (44, 1539109), (47, 1440868), (52, 1302323), (94, 720434), (121, 559676), (143, 473572), (188, 360217), (229, 295724), (242, 279838), (286, 236786), (458, 147862), (484, 139919), (517, 130988), (572, 118393), (611, 110836), (916, 73931), (1034, 65494), (1222, 55418), (1573, 43052), (2068, 32747), (2444, 27709), (2519, 26884), (2977, 22748), (3146, 21526), (5038, 13442), (5687, 11908), (5954, 11374), (6292, 10763), (6721, 10076)]