164002005

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{277}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 291432960

約数和(自身を除く): 127430955

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 223, 277, 295, 531, 669, 831, 885, 1115, 1385, 2007, 2493, 2655, 3345, 4155, 10035, 12465, 13157, 16343, 39471, 49029, 61771, 65785, 81715, 118413, 147087, 185313, 197355, 245145, 308855, 555939, 592065, 735435, 926565, 2779695, 3644489, 10933467, 18222445, 32800401, 54667335, 164002005]

約数ペア:

[(1, 164002005), (3, 54667335), (5, 32800401), (9, 18222445), (15, 10933467), (45, 3644489), (59, 2779695), (177, 926565), (223, 735435), (277, 592065), (295, 555939), (531, 308855), (669, 245145), (831, 197355), (885, 185313), (1115, 147087), (1385, 118413), (2007, 81715), (2493, 65785), (2655, 61771), (3345, 49029), (4155, 39471), (10035, 16343), (12465, 13157)]