51155380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3499}}^1$

素因数の和:3568

約数の個数: 48

約数和(自身を含む): 116424000

約数和(自身を除く): 65268620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2924, 3499, 3655, 6998, 7310, 13996, 14620, 17495, 34990, 59483, 69980, 118966, 150457, 237932, 297415, 300914, 594830, 601828, 752285, 1189660, 1504570, 2557769, 3009140, 5115538, 10231076, 12788845, 25577690, 51155380]

約数ペア:

[(1, 51155380), (2, 25577690), (4, 12788845), (5, 10231076), (10, 5115538), (17, 3009140), (20, 2557769), (34, 1504570), (43, 1189660), (68, 752285), (85, 601828), (86, 594830), (170, 300914), (172, 297415), (215, 237932), (340, 150457), (430, 118966), (731, 69980), (860, 59483), (1462, 34990), (2924, 17495), (3499, 14620), (3655, 13996), (6998, 7310)]