69929620

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 150228288

約数和(自身を除く): 80298668

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 211, 227, 292, 365, 422, 454, 730, 844, 908, 1055, 1135, 1460, 2110, 2270, 4220, 4540, 15403, 16571, 30806, 33142, 47897, 61612, 66284, 77015, 82855, 95794, 154030, 165710, 191588, 239485, 308060, 331420, 478970, 957940, 3496481, 6992962, 13985924, 17482405, 34964810, 69929620]

約数ペア:

[(1, 69929620), (2, 34964810), (4, 17482405), (5, 13985924), (10, 6992962), (20, 3496481), (73, 957940), (146, 478970), (211, 331420), (227, 308060), (292, 239485), (365, 191588), (422, 165710), (454, 154030), (730, 95794), (844, 82855), (908, 77015), (1055, 66284), (1135, 61612), (1460, 47897), (2110, 33142), (2270, 30806), (4220, 16571), (4540, 15403)]