64724790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{165961}}^1$

素因数の和:165984

約数の個数: 32

約数和(自身を含む): 167289696

約数和(自身を除く): 102564906

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 165961, 331922, 497883, 829805, 995766, 1659610, 2157493, 2489415, 4314986, 4978830, 6472479, 10787465, 12944958, 21574930, 32362395, 64724790]

約数ペア:

[(1, 64724790), (2, 32362395), (3, 21574930), (5, 12944958), (6, 10787465), (10, 6472479), (13, 4978830), (15, 4314986), (26, 2489415), (30, 2157493), (39, 1659610), (65, 995766), (78, 829805), (130, 497883), (195, 331922), (390, 165961)]