2019144830975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{2003}}^1\times {\mathrm{3727}}^1$

素因数の和:6120

約数の個数: 48

約数和(自身を含む): 2593900646400

約数和(自身を除く): 574755815425

約数列:

[1, 5, 25, 31, 155, 349, 775, 1745, 2003, 3727, 8725, 10015, 10819, 18635, 50075, 54095, 62093, 93175, 115537, 270475, 310465, 577685, 699047, 1300723, 1552325, 2888425, 3495235, 6503615, 7465181, 17476175, 21670457, 32518075, 37325905, 40322413, 108352285, 186629525, 201612065, 231420611, 541761425, 1008060325, 1157103055, 2605348169, 5785515275, 13026740845, 65133704225, 80765793239, 403828966195, 2019144830975]

約数ペア:

[(1, 2019144830975), (5, 403828966195), (25, 80765793239), (31, 65133704225), (155, 13026740845), (349, 5785515275), (775, 2605348169), (1745, 1157103055), (2003, 1008060325), (3727, 541761425), (8725, 231420611), (10015, 201612065), (10819, 186629525), (18635, 108352285), (50075, 40322413), (54095, 37325905), (62093, 32518075), (93175, 21670457), (115537, 17476175), (270475, 7465181), (310465, 6503615), (577685, 3495235), (699047, 2888425), (1300723, 1552325)]