205955816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4441}}^1$

素因数の和:4506

約数の個数: 64

約数和(自身を含む): 460546560

約数和(自身を除く): 254590744

約数列:

[1, 2, 4, 8, 11, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 187, 248, 341, 374, 527, 682, 748, 1054, 1364, 1496, 2108, 2728, 4216, 4441, 5797, 8882, 11594, 17764, 23188, 35528, 46376, 48851, 75497, 97702, 137671, 150994, 195404, 275342, 301988, 390808, 550684, 603976, 830467, 1101368, 1514381, 1660934, 2340407, 3028762, 3321868, 4680814, 6057524, 6643736, 9361628, 12115048, 18723256, 25744477, 51488954, 102977908, 205955816]

約数ペア:

[(1, 205955816), (2, 102977908), (4, 51488954), (8, 25744477), (11, 18723256), (17, 12115048), (22, 9361628), (31, 6643736), (34, 6057524), (44, 4680814), (62, 3321868), (68, 3028762), (88, 2340407), (124, 1660934), (136, 1514381), (187, 1101368), (248, 830467), (341, 603976), (374, 550684), (527, 390808), (682, 301988), (748, 275342), (1054, 195404), (1364, 150994), (1496, 137671), (2108, 97702), (2728, 75497), (4216, 48851), (4441, 46376), (5797, 35528), (8882, 23188), (11594, 17764)]