354961490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1609}}^1\times {\mathrm{1697}}^1$

素因数の和:3326

約数の個数: 32

約数和(自身を含む): 688912560

約数和(自身を除く): 333951070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1609, 1697, 3218, 3394, 8045, 8485, 16090, 16970, 20917, 22061, 41834, 44122, 104585, 110305, 209170, 220610, 2730473, 5460946, 13652365, 27304730, 35496149, 70992298, 177480745, 354961490]

約数ペア:

[(1, 354961490), (2, 177480745), (5, 70992298), (10, 35496149), (13, 27304730), (26, 13652365), (65, 5460946), (130, 2730473), (1609, 220610), (1697, 209170), (3218, 110305), (3394, 104585), (8045, 44122), (8485, 41834), (16090, 22061), (16970, 20917)]