64742785

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 85253760

約数和(自身を除く): 20510975

約数列:

[1, 5, 19, 37, 95, 113, 163, 185, 565, 703, 815, 2147, 3097, 3515, 4181, 6031, 10735, 15485, 18419, 20905, 30155, 79439, 92095, 114589, 349961, 397195, 572945, 681503, 1749805, 3407515, 12948557, 64742785]

約数ペア:

[(1, 64742785), (5, 12948557), (19, 3407515), (37, 1749805), (95, 681503), (113, 572945), (163, 397195), (185, 349961), (565, 114589), (703, 92095), (815, 79439), (2147, 30155), (3097, 20905), (3515, 18419), (4181, 15485), (6031, 10735)]