202107040

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{30809}}^1$

素因数の和:30865

約数の個数: 48

約数和(自身を含む): 489139560

約数和(自身を除く): 287032520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 30809, 61618, 123236, 154045, 246472, 308090, 492944, 616180, 985888, 1232360, 1263169, 2464720, 2526338, 4929440, 5052676, 6315845, 10105352, 12631690, 20210704, 25263380, 40421408, 50526760, 101053520, 202107040]

約数ペア:

[(1, 202107040), (2, 101053520), (4, 50526760), (5, 40421408), (8, 25263380), (10, 20210704), (16, 12631690), (20, 10105352), (32, 6315845), (40, 5052676), (41, 4929440), (80, 2526338), (82, 2464720), (160, 1263169), (164, 1232360), (205, 985888), (328, 616180), (410, 492944), (656, 308090), (820, 246472), (1312, 154045), (1640, 123236), (3280, 61618), (6560, 30809)]