71380725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{409}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 128116800

約数和(自身を除く): 56736075

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 179, 195, 325, 409, 537, 895, 975, 1227, 2045, 2327, 2685, 4475, 5317, 6135, 6981, 10225, 11635, 13425, 15951, 26585, 30675, 34905, 58175, 73211, 79755, 132925, 174525, 219633, 366055, 398775, 951743, 1098165, 1830275, 2855229, 4758715, 5490825, 14276145, 23793575, 71380725]

約数ペア:

[(1, 71380725), (3, 23793575), (5, 14276145), (13, 5490825), (15, 4758715), (25, 2855229), (39, 1830275), (65, 1098165), (75, 951743), (179, 398775), (195, 366055), (325, 219633), (409, 174525), (537, 132925), (895, 79755), (975, 73211), (1227, 58175), (2045, 34905), (2327, 30675), (2685, 26585), (4475, 15951), (5317, 13425), (6135, 11635), (6981, 10225)]