66218480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26701}}^1$

素因数の和:26745

約数の個数: 40

約数和(自身を含む): 158930304

約数和(自身を除く): 92711824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 26701, 53402, 106804, 133505, 213608, 267010, 427216, 534020, 827731, 1068040, 1655462, 2136080, 3310924, 4138655, 6621848, 8277310, 13243696, 16554620, 33109240, 66218480]

約数ペア:

[(1, 66218480), (2, 33109240), (4, 16554620), (5, 13243696), (8, 8277310), (10, 6621848), (16, 4138655), (20, 3310924), (31, 2136080), (40, 1655462), (62, 1068040), (80, 827731), (124, 534020), (155, 427216), (248, 267010), (310, 213608), (496, 133505), (620, 106804), (1240, 53402), (2480, 26701)]