71146120

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{11329}}^1$

素因数の和:11497

約数の個数: 32

約数和(自身を含む): 161112600

約数和(自身を除く): 89966480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 11329, 22658, 45316, 56645, 90632, 113290, 226580, 453160, 1778653, 3557306, 7114612, 8893265, 14229224, 17786530, 35573060, 71146120]

約数ペア:

[(1, 71146120), (2, 35573060), (4, 17786530), (5, 14229224), (8, 8893265), (10, 7114612), (20, 3557306), (40, 1778653), (157, 453160), (314, 226580), (628, 113290), (785, 90632), (1256, 56645), (1570, 45316), (3140, 22658), (6280, 11329)]