67554940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{461}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 150885504

約数和(自身を除く): 83330564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 431, 461, 862, 922, 1724, 1844, 2155, 2305, 4310, 4610, 7327, 7837, 8620, 9220, 14654, 15674, 29308, 31348, 36635, 39185, 73270, 78370, 146540, 156740, 198691, 397382, 794764, 993455, 1986910, 3377747, 3973820, 6755494, 13510988, 16888735, 33777470, 67554940]

約数ペア:

[(1, 67554940), (2, 33777470), (4, 16888735), (5, 13510988), (10, 6755494), (17, 3973820), (20, 3377747), (34, 1986910), (68, 993455), (85, 794764), (170, 397382), (340, 198691), (431, 156740), (461, 146540), (862, 78370), (922, 73270), (1724, 39185), (1844, 36635), (2155, 31348), (2305, 29308), (4310, 15674), (4610, 14654), (7327, 9220), (7837, 8620)]