754451325

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:739

約数の個数: 72

約数和(自身を含む): 1389286080

約数和(自身を除く): 634834755

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 83, 213, 225, 249, 355, 415, 569, 639, 747, 1065, 1245, 1707, 1775, 2075, 2845, 3195, 3735, 5121, 5325, 5893, 6225, 8535, 14225, 15975, 17679, 18675, 25605, 29465, 40399, 42675, 47227, 53037, 88395, 121197, 128025, 141681, 147325, 201995, 236135, 265185, 363591, 425043, 441975, 605985, 708405, 1009975, 1180675, 1325925, 1817955, 2125215, 3029925, 3353117, 3542025, 9089775, 10059351, 10626075, 16765585, 30178053, 50296755, 83827925, 150890265, 251483775, 754451325]

約数ペア:

[(1, 754451325), (3, 251483775), (5, 150890265), (9, 83827925), (15, 50296755), (25, 30178053), (45, 16765585), (71, 10626075), (75, 10059351), (83, 9089775), (213, 3542025), (225, 3353117), (249, 3029925), (355, 2125215), (415, 1817955), (569, 1325925), (639, 1180675), (747, 1009975), (1065, 708405), (1245, 605985), (1707, 441975), (1775, 425043), (2075, 363591), (2845, 265185), (3195, 236135), (3735, 201995), (5121, 147325), (5325, 141681), (5893, 128025), (6225, 121197), (8535, 88395), (14225, 53037), (15975, 47227), (17679, 42675), (18675, 40399), (25605, 29465)]