156911497280

素因数分解:

$2^6\times 5^1\times {\mathrm{490348429}}^1$

素因数の和:490348446

約数の個数: 28

約数和(自身を含む): 373645503660

約数和(自身を除く): 216734006380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 490348429, 980696858, 1961393716, 2451742145, 3922787432, 4903484290, 7845574864, 9806968580, 15691149728, 19613937160, 31382299456, 39227874320, 78455748640, 156911497280]

約数ペア:

[(1, 156911497280), (2, 78455748640), (4, 39227874320), (5, 31382299456), (8, 19613937160), (10, 15691149728), (16, 9806968580), (20, 7845574864), (32, 4903484290), (40, 3922787432), (64, 2451742145), (80, 1961393716), (160, 980696858), (320, 490348429)]