205544170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{54521}}^1$

素因数の和:54570

約数の個数: 32

約数和(自身を含む): 412186320

約数和(自身を除く): 206642150

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 54521, 109042, 272605, 545210, 708773, 1417546, 1581109, 3162218, 3543865, 7087730, 7905545, 15811090, 20554417, 41108834, 102772085, 205544170]

約数ペア:

[(1, 205544170), (2, 102772085), (5, 41108834), (10, 20554417), (13, 15811090), (26, 7905545), (29, 7087730), (58, 3543865), (65, 3162218), (130, 1581109), (145, 1417546), (290, 708773), (377, 545210), (754, 272605), (1885, 109042), (3770, 54521)]