211612480

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^2$

素因数の和:312

約数の個数: 84

約数和(自身を含む): 520289028

約数和(自身を除く): 308676548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 127, 160, 164, 205, 254, 320, 328, 410, 508, 635, 656, 820, 1016, 1270, 1312, 1640, 2032, 2540, 2624, 3280, 4064, 5080, 5207, 6560, 8128, 10160, 10414, 13120, 16129, 20320, 20828, 26035, 32258, 40640, 41656, 52070, 64516, 80645, 83312, 104140, 129032, 161290, 166624, 208280, 258064, 322580, 333248, 416560, 516128, 645160, 661289, 833120, 1032256, 1290320, 1322578, 1666240, 2580640, 2645156, 3306445, 5161280, 5290312, 6612890, 10580624, 13225780, 21161248, 26451560, 42322496, 52903120, 105806240, 211612480]

約数ペア:

[(1, 211612480), (2, 105806240), (4, 52903120), (5, 42322496), (8, 26451560), (10, 21161248), (16, 13225780), (20, 10580624), (32, 6612890), (40, 5290312), (41, 5161280), (64, 3306445), (80, 2645156), (82, 2580640), (127, 1666240), (160, 1322578), (164, 1290320), (205, 1032256), (254, 833120), (320, 661289), (328, 645160), (410, 516128), (508, 416560), (635, 333248), (656, 322580), (820, 258064), (1016, 208280), (1270, 166624), (1312, 161290), (1640, 129032), (2032, 104140), (2540, 83312), (2624, 80645), (3280, 64516), (4064, 52070), (5080, 41656), (5207, 40640), (6560, 32258), (8128, 26035), (10160, 20828), (10414, 20320), (13120, 16129)]