72219665

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{487}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 104939520

約数和(自身を除く): 32719855

約数列:

[1, 5, 7, 19, 35, 95, 133, 223, 487, 665, 1115, 1561, 2435, 3409, 4237, 7805, 9253, 17045, 21185, 29659, 46265, 64771, 108601, 148295, 323855, 543005, 760207, 2063419, 3801035, 10317095, 14443933, 72219665]

約数ペア:

[(1, 72219665), (5, 14443933), (7, 10317095), (19, 3801035), (35, 2063419), (95, 760207), (133, 543005), (223, 323855), (487, 148295), (665, 108601), (1115, 64771), (1561, 46265), (2435, 29659), (3409, 21185), (4237, 17045), (7805, 9253)]