641436472

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{32059}}^1$

素因数の和:32167

約数の個数: 32

約数和(自身を含む): 1252263600

約数和(自身を除く): 610827128

約数列:

[1, 2, 4, 8, 41, 61, 82, 122, 164, 244, 328, 488, 2501, 5002, 10004, 20008, 32059, 64118, 128236, 256472, 1314419, 1955599, 2628838, 3911198, 5257676, 7822396, 10515352, 15644792, 80179559, 160359118, 320718236, 641436472]

約数ペア:

[(1, 641436472), (2, 320718236), (4, 160359118), (8, 80179559), (41, 15644792), (61, 10515352), (82, 7822396), (122, 5257676), (164, 3911198), (244, 2628838), (328, 1955599), (488, 1314419), (2501, 256472), (5002, 128236), (10004, 64118), (20008, 32059)]