166516810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{1031}}^1$

素因数の和:1590

約数の個数: 32

約数和(自身を含む): 310293504

約数和(自身を除く): 143776694

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 521, 1031, 1042, 2062, 2605, 5155, 5210, 10310, 16151, 31961, 32302, 63922, 80755, 159805, 161510, 319610, 537151, 1074302, 2685755, 5371510, 16651681, 33303362, 83258405, 166516810]

約数ペア:

[(1, 166516810), (2, 83258405), (5, 33303362), (10, 16651681), (31, 5371510), (62, 2685755), (155, 1074302), (310, 537151), (521, 319610), (1031, 161510), (1042, 159805), (2062, 80755), (2605, 63922), (5155, 32302), (5210, 31961), (10310, 16151)]