67455280

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{5659}}^1$

素因数の和:5821

約数の個数: 40

約数和(自身を含む): 157914000

約数和(自身を除く): 90458720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5659, 5960, 11318, 11920, 22636, 28295, 45272, 56590, 90544, 113180, 226360, 452720, 843191, 1686382, 3372764, 4215955, 6745528, 8431910, 13491056, 16863820, 33727640, 67455280]

約数ペア:

[(1, 67455280), (2, 33727640), (4, 16863820), (5, 13491056), (8, 8431910), (10, 6745528), (16, 4215955), (20, 3372764), (40, 1686382), (80, 843191), (149, 452720), (298, 226360), (596, 113180), (745, 90544), (1192, 56590), (1490, 45272), (2384, 28295), (2980, 22636), (5659, 11920), (5960, 11318)]