25907670812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{21379}}^1$

素因数の和:21722

約数の個数: 48

約数和(自身を含む): 48877758720

約数和(自身を除く): 22970087908

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 251, 284, 502, 1004, 1207, 2414, 4267, 4828, 8534, 17068, 17821, 21379, 35642, 42758, 71284, 85516, 302957, 363443, 605914, 726886, 1211828, 1453772, 1517909, 3035818, 5366129, 6071636, 10732258, 21464516, 25804453, 51608906, 91224193, 103217812, 182448386, 364896772, 380995159, 761990318, 1523980636, 6476917703, 12953835406, 25907670812]

約数ペア:

[(1, 25907670812), (2, 12953835406), (4, 6476917703), (17, 1523980636), (34, 761990318), (68, 380995159), (71, 364896772), (142, 182448386), (251, 103217812), (284, 91224193), (502, 51608906), (1004, 25804453), (1207, 21464516), (2414, 10732258), (4267, 6071636), (4828, 5366129), (8534, 3035818), (17068, 1517909), (17821, 1453772), (21379, 1211828), (35642, 726886), (42758, 605914), (71284, 363443), (85516, 302957)]