877630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 1751904

約数和(自身を除く): 874274

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 157, 215, 314, 430, 559, 785, 1118, 1570, 2041, 2795, 4082, 5590, 6751, 10205, 13502, 20410, 33755, 67510, 87763, 175526, 438815, 877630]

約数ペア:

[(1, 877630), (2, 438815), (5, 175526), (10, 87763), (13, 67510), (26, 33755), (43, 20410), (65, 13502), (86, 10205), (130, 6751), (157, 5590), (215, 4082), (314, 2795), (430, 2041), (559, 1570), (785, 1118)]