253387552

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2111}}^1$

素因数の和:2174

約数の個数: 72

約数和(自身を含む): 566286336

約数和(自身を除く): 312898784

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 121, 124, 176, 242, 248, 341, 352, 484, 496, 682, 968, 992, 1364, 1936, 2111, 2728, 3751, 3872, 4222, 5456, 7502, 8444, 10912, 15004, 16888, 23221, 30008, 33776, 46442, 60016, 65441, 67552, 92884, 120032, 130882, 185768, 255431, 261764, 371536, 510862, 523528, 719851, 743072, 1021724, 1047056, 1439702, 2043448, 2094112, 2879404, 4086896, 5758808, 7918361, 8173792, 11517616, 15836722, 23035232, 31673444, 63346888, 126693776, 253387552]

約数ペア:

[(1, 253387552), (2, 126693776), (4, 63346888), (8, 31673444), (11, 23035232), (16, 15836722), (22, 11517616), (31, 8173792), (32, 7918361), (44, 5758808), (62, 4086896), (88, 2879404), (121, 2094112), (124, 2043448), (176, 1439702), (242, 1047056), (248, 1021724), (341, 743072), (352, 719851), (484, 523528), (496, 510862), (682, 371536), (968, 261764), (992, 255431), (1364, 185768), (1936, 130882), (2111, 120032), (2728, 92884), (3751, 67552), (3872, 65441), (4222, 60016), (5456, 46442), (7502, 33776), (8444, 30008), (10912, 23221), (15004, 16888)]