64014020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15767}}^1$

素因数の和:15812

約数の個数: 48

約数和(自身を含む): 158941440

約数和(自身を除く): 94927420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 15767, 31534, 63068, 78835, 110369, 157670, 220738, 315340, 441476, 457243, 551845, 914486, 1103690, 1828972, 2207380, 2286215, 3200701, 4572430, 6401402, 9144860, 12802804, 16003505, 32007010, 64014020]

約数ペア:

[(1, 64014020), (2, 32007010), (4, 16003505), (5, 12802804), (7, 9144860), (10, 6401402), (14, 4572430), (20, 3200701), (28, 2286215), (29, 2207380), (35, 1828972), (58, 1103690), (70, 914486), (116, 551845), (140, 457243), (145, 441476), (203, 315340), (290, 220738), (406, 157670), (580, 110369), (812, 78835), (1015, 63068), (2030, 31534), (4060, 15767)]