870814900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{467}}^1\times {\mathrm{643}}^1$

素因数の和:1153

約数の個数: 72

約数和(自身を含む): 1962061920

約数和(自身を除く): 1091247020

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 467, 580, 643, 725, 934, 1286, 1450, 1868, 2335, 2572, 2900, 3215, 4670, 6430, 9340, 11675, 12860, 13543, 16075, 18647, 23350, 27086, 32150, 37294, 46700, 54172, 64300, 67715, 74588, 93235, 135430, 186470, 270860, 300281, 338575, 372940, 466175, 600562, 677150, 932350, 1201124, 1354300, 1501405, 1864700, 3002810, 6005620, 7507025, 8708149, 15014050, 17416298, 30028100, 34832596, 43540745, 87081490, 174162980, 217703725, 435407450, 870814900]

約数ペア:

[(1, 870814900), (2, 435407450), (4, 217703725), (5, 174162980), (10, 87081490), (20, 43540745), (25, 34832596), (29, 30028100), (50, 17416298), (58, 15014050), (100, 8708149), (116, 7507025), (145, 6005620), (290, 3002810), (467, 1864700), (580, 1501405), (643, 1354300), (725, 1201124), (934, 932350), (1286, 677150), (1450, 600562), (1868, 466175), (2335, 372940), (2572, 338575), (2900, 300281), (3215, 270860), (4670, 186470), (6430, 135430), (9340, 93235), (11675, 74588), (12860, 67715), (13543, 64300), (16075, 54172), (18647, 46700), (23350, 37294), (27086, 32150)]