640051566298

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{449}}^1\times {\mathrm{135427}}^1$

素因数の和:136174

約数の個数: 32

約数和(自身を含む): 1016522568000

約数和(自身を除く): 376471001702

約数列:

[1, 2, 19, 38, 277, 449, 554, 898, 5263, 8531, 10526, 17062, 124373, 135427, 248746, 270854, 2363087, 2573113, 4726174, 5146226, 37513279, 60806723, 75026558, 121613446, 712752301, 1155327737, 1425504602, 2310655474, 16843462271, 33686924542, 320025783149, 640051566298]

約数ペア:

[(1, 640051566298), (2, 320025783149), (19, 33686924542), (38, 16843462271), (277, 2310655474), (449, 1425504602), (554, 1155327737), (898, 712752301), (5263, 121613446), (8531, 75026558), (10526, 60806723), (17062, 37513279), (124373, 5146226), (135427, 4726174), (248746, 2573113), (270854, 2363087)]