25052456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 56246400

約数和(自身を除く): 31193944

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 61, 88, 104, 122, 143, 244, 286, 359, 488, 572, 671, 718, 793, 1144, 1342, 1436, 1586, 2684, 2872, 3172, 3949, 4667, 5368, 6344, 7898, 8723, 9334, 15796, 17446, 18668, 21899, 31592, 34892, 37336, 43798, 51337, 69784, 87596, 102674, 175192, 205348, 240889, 284687, 410696, 481778, 569374, 963556, 1138748, 1927112, 2277496, 3131557, 6263114, 12526228, 25052456]

約数ペア:

[(1, 25052456), (2, 12526228), (4, 6263114), (8, 3131557), (11, 2277496), (13, 1927112), (22, 1138748), (26, 963556), (44, 569374), (52, 481778), (61, 410696), (88, 284687), (104, 240889), (122, 205348), (143, 175192), (244, 102674), (286, 87596), (359, 69784), (488, 51337), (572, 43798), (671, 37336), (718, 34892), (793, 31592), (1144, 21899), (1342, 18668), (1436, 17446), (1586, 15796), (2684, 9334), (2872, 8723), (3172, 7898), (3949, 6344), (4667, 5368)]