80869870

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1\times {\mathrm{317}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 148091328

約数和(自身を除く): 67221458

約数列:

[1, 2, 5, 10, 97, 194, 263, 317, 485, 526, 634, 970, 1315, 1585, 2630, 3170, 25511, 30749, 51022, 61498, 83371, 127555, 153745, 166742, 255110, 307490, 416855, 833710, 8086987, 16173974, 40434935, 80869870]

約数ペア:

[(1, 80869870), (2, 40434935), (5, 16173974), (10, 8086987), (97, 833710), (194, 416855), (263, 307490), (317, 255110), (485, 166742), (526, 153745), (634, 127555), (970, 83371), (1315, 61498), (1585, 51022), (2630, 30749), (3170, 25511)]