80455390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{12791}}^1$

素因数の和:12852

約数の個数: 32

約数和(自身を含む): 157495104

約数和(自身を除く): 77039714

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 370, 629, 1258, 3145, 6290, 12791, 25582, 63955, 127910, 217447, 434894, 473267, 946534, 1087235, 2174470, 2366335, 4732670, 8045539, 16091078, 40227695, 80455390]

約数ペア:

[(1, 80455390), (2, 40227695), (5, 16091078), (10, 8045539), (17, 4732670), (34, 2366335), (37, 2174470), (74, 1087235), (85, 946534), (170, 473267), (185, 434894), (370, 217447), (629, 127910), (1258, 63955), (3145, 25582), (6290, 12791)]