165280406

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 265647360

約数和(自身を除く): 100366954

約数列:

[1, 2, 31, 37, 62, 74, 109, 218, 661, 1147, 1322, 2294, 3379, 4033, 6758, 8066, 20491, 24457, 40982, 48914, 72049, 125023, 144098, 250046, 758167, 1516334, 2233519, 2665813, 4467038, 5331626, 82640203, 165280406]

約数ペア:

[(1, 165280406), (2, 82640203), (31, 5331626), (37, 4467038), (62, 2665813), (74, 2233519), (109, 1516334), (218, 758167), (661, 250046), (1147, 144098), (1322, 125023), (2294, 72049), (3379, 48914), (4033, 40982), (6758, 24457), (8066, 20491)]