651115072

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1069}}^1$

素因数の和:1419

約数の個数: 56

約数和(自身を含む): 1339331840

約数和(自身を除く): 688216768

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 307, 496, 614, 992, 1069, 1228, 1984, 2138, 2456, 4276, 4912, 8552, 9517, 9824, 17104, 19034, 19648, 33139, 34208, 38068, 66278, 68416, 76136, 132556, 152272, 265112, 304544, 328183, 530224, 609088, 656366, 1060448, 1312732, 2120896, 2625464, 5250928, 10173673, 10501856, 20347346, 21003712, 40694692, 81389384, 162778768, 325557536, 651115072]

約数ペア:

[(1, 651115072), (2, 325557536), (4, 162778768), (8, 81389384), (16, 40694692), (31, 21003712), (32, 20347346), (62, 10501856), (64, 10173673), (124, 5250928), (248, 2625464), (307, 2120896), (496, 1312732), (614, 1060448), (992, 656366), (1069, 609088), (1228, 530224), (1984, 328183), (2138, 304544), (2456, 265112), (4276, 152272), (4912, 132556), (8552, 76136), (9517, 68416), (9824, 66278), (17104, 38068), (19034, 34208), (19648, 33139)]