82254640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:734

約数の個数: 80

約数和(自身を含む): 207799200

約数和(自身を除く): 125544560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 139, 208, 260, 278, 520, 556, 569, 695, 1040, 1112, 1138, 1390, 1807, 2224, 2276, 2780, 2845, 3614, 4552, 5560, 5690, 7228, 7397, 9035, 9104, 11120, 11380, 14456, 14794, 18070, 22760, 28912, 29588, 36140, 36985, 45520, 59176, 72280, 73970, 79091, 118352, 144560, 147940, 158182, 295880, 316364, 395455, 591760, 632728, 790910, 1028183, 1265456, 1581820, 2056366, 3163640, 4112732, 5140915, 6327280, 8225464, 10281830, 16450928, 20563660, 41127320, 82254640]

約数ペア:

[(1, 82254640), (2, 41127320), (4, 20563660), (5, 16450928), (8, 10281830), (10, 8225464), (13, 6327280), (16, 5140915), (20, 4112732), (26, 3163640), (40, 2056366), (52, 1581820), (65, 1265456), (80, 1028183), (104, 790910), (130, 632728), (139, 591760), (208, 395455), (260, 316364), (278, 295880), (520, 158182), (556, 147940), (569, 144560), (695, 118352), (1040, 79091), (1112, 73970), (1138, 72280), (1390, 59176), (1807, 45520), (2224, 36985), (2276, 36140), (2780, 29588), (2845, 28912), (3614, 22760), (4552, 18070), (5560, 14794), (5690, 14456), (7228, 11380), (7397, 11120), (9035, 9104)]