85401760

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1009}}^1$

素因数の和:1070

約数の個数: 72

約数和(自身を含む): 211124340

約数和(自身を除く): 125722580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 529, 736, 920, 1009, 1058, 1840, 2018, 2116, 2645, 3680, 4036, 4232, 5045, 5290, 8072, 8464, 10090, 10580, 16144, 16928, 20180, 21160, 23207, 32288, 40360, 42320, 46414, 80720, 84640, 92828, 116035, 161440, 185656, 232070, 371312, 464140, 533761, 742624, 928280, 1067522, 1856560, 2135044, 2668805, 3713120, 4270088, 5337610, 8540176, 10675220, 17080352, 21350440, 42700880, 85401760]

約数ペア:

[(1, 85401760), (2, 42700880), (4, 21350440), (5, 17080352), (8, 10675220), (10, 8540176), (16, 5337610), (20, 4270088), (23, 3713120), (32, 2668805), (40, 2135044), (46, 1856560), (80, 1067522), (92, 928280), (115, 742624), (160, 533761), (184, 464140), (230, 371312), (368, 232070), (460, 185656), (529, 161440), (736, 116035), (920, 92828), (1009, 84640), (1058, 80720), (1840, 46414), (2018, 42320), (2116, 40360), (2645, 32288), (3680, 23207), (4036, 21160), (4232, 20180), (5045, 16928), (5290, 16144), (8072, 10580), (8464, 10090)]