89111450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2557}}^1$

素因数の和:2627

約数の個数: 48

約数和(自身を含む): 179847864

約数和(自身を除く): 90736414

約数列:

[1, 2, 5, 10, 17, 25, 34, 41, 50, 82, 85, 170, 205, 410, 425, 697, 850, 1025, 1394, 2050, 2557, 3485, 5114, 6970, 12785, 17425, 25570, 34850, 43469, 63925, 86938, 104837, 127850, 209674, 217345, 434690, 524185, 1048370, 1086725, 1782229, 2173450, 2620925, 3564458, 5241850, 8911145, 17822290, 44555725, 89111450]

約数ペア:

[(1, 89111450), (2, 44555725), (5, 17822290), (10, 8911145), (17, 5241850), (25, 3564458), (34, 2620925), (41, 2173450), (50, 1782229), (82, 1086725), (85, 1048370), (170, 524185), (205, 434690), (410, 217345), (425, 209674), (697, 127850), (850, 104837), (1025, 86938), (1394, 63925), (2050, 43469), (2557, 34850), (3485, 25570), (5114, 17425), (6970, 12785)]