172230160

素因数分解:

$2^4\times 5^1\times {\mathrm{661}}^1\times {\mathrm{3257}}^1$

素因数の和:3931

約数の個数: 40

約数和(自身を含む): 401164056

約数和(自身を除く): 228933896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 661, 1322, 2644, 3257, 3305, 5288, 6514, 6610, 10576, 13028, 13220, 16285, 26056, 26440, 32570, 52112, 52880, 65140, 130280, 260560, 2152877, 4305754, 8611508, 10764385, 17223016, 21528770, 34446032, 43057540, 86115080, 172230160]

約数ペア:

[(1, 172230160), (2, 86115080), (4, 43057540), (5, 34446032), (8, 21528770), (10, 17223016), (16, 10764385), (20, 8611508), (40, 4305754), (80, 2152877), (661, 260560), (1322, 130280), (2644, 65140), (3257, 52880), (3305, 52112), (5288, 32570), (6514, 26440), (6610, 26056), (10576, 16285), (13028, 13220)]