64274005

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 83865600

約数和(自身を除く): 19591595

約数列:

[1, 5, 29, 31, 79, 145, 155, 181, 395, 899, 905, 2291, 2449, 4495, 5249, 5611, 11455, 12245, 14299, 26245, 28055, 71021, 71495, 162719, 355105, 414671, 443269, 813595, 2073355, 2216345, 12854801, 64274005]

約数ペア:

[(1, 64274005), (5, 12854801), (29, 2216345), (31, 2073355), (79, 813595), (145, 443269), (155, 414671), (181, 355105), (395, 162719), (899, 71495), (905, 71021), (2291, 28055), (2449, 26245), (4495, 14299), (5249, 12245), (5611, 11455)]