785175075

素因数分解:

$3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 1438161920

約数和(自身を除く): 652986845

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 163, 225, 237, 271, 395, 489, 711, 813, 815, 1185, 1355, 1467, 1975, 2439, 2445, 3555, 4065, 4075, 5925, 6775, 7335, 12195, 12225, 12877, 17775, 20325, 21409, 36675, 38631, 44173, 60975, 64227, 64385, 107045, 115893, 132519, 192681, 193155, 220865, 321135, 321925, 397557, 535225, 579465, 662595, 963405, 965775, 1104325, 1605675, 1987785, 2897325, 3312975, 3489667, 4817025, 9938925, 10469001, 17448335, 31407003, 52345005, 87241675, 157035015, 261725025, 785175075]

約数ペア:

[(1, 785175075), (3, 261725025), (5, 157035015), (9, 87241675), (15, 52345005), (25, 31407003), (45, 17448335), (75, 10469001), (79, 9938925), (163, 4817025), (225, 3489667), (237, 3312975), (271, 2897325), (395, 1987785), (489, 1605675), (711, 1104325), (813, 965775), (815, 963405), (1185, 662595), (1355, 579465), (1467, 535225), (1975, 397557), (2439, 321925), (2445, 321135), (3555, 220865), (4065, 193155), (4075, 192681), (5925, 132519), (6775, 115893), (7335, 107045), (12195, 64385), (12225, 64227), (12877, 60975), (17775, 44173), (20325, 38631), (21409, 36675)]