90457070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:737

約数の個数: 64

約数和(自身を含む): 188116992

約数和(自身を除く): 97659922

約数列:

[1, 2, 5, 10, 11, 22, 31, 41, 55, 62, 82, 110, 155, 205, 310, 341, 410, 451, 647, 682, 902, 1271, 1294, 1705, 2255, 2542, 3235, 3410, 4510, 6355, 6470, 7117, 12710, 13981, 14234, 20057, 26527, 27962, 35585, 40114, 53054, 69905, 71170, 100285, 132635, 139810, 200570, 220627, 265270, 291797, 441254, 583594, 822337, 1103135, 1458985, 1644674, 2206270, 2917970, 4111685, 8223370, 9045707, 18091414, 45228535, 90457070]

約数ペア:

[(1, 90457070), (2, 45228535), (5, 18091414), (10, 9045707), (11, 8223370), (22, 4111685), (31, 2917970), (41, 2206270), (55, 1644674), (62, 1458985), (82, 1103135), (110, 822337), (155, 583594), (205, 441254), (310, 291797), (341, 265270), (410, 220627), (451, 200570), (647, 139810), (682, 132635), (902, 100285), (1271, 71170), (1294, 69905), (1705, 53054), (2255, 40114), (2542, 35585), (3235, 27962), (3410, 26527), (4510, 20057), (6355, 14234), (6470, 13981), (7117, 12710)]