2080453700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1600349}}^1$

素因数の和:1600376

約数の個数: 36

約数和(自身を含む): 4861863300

約数和(自身を除く): 2781409600

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1600349, 3200698, 6401396, 8001745, 16003490, 20804537, 32006980, 40008725, 41609074, 80017450, 83218148, 104022685, 160034900, 208045370, 416090740, 520113425, 1040226850, 2080453700]

約数ペア:

[(1, 2080453700), (2, 1040226850), (4, 520113425), (5, 416090740), (10, 208045370), (13, 160034900), (20, 104022685), (25, 83218148), (26, 80017450), (50, 41609074), (52, 40008725), (65, 32006980), (100, 20804537), (130, 16003490), (260, 8001745), (325, 6401396), (650, 3200698), (1300, 1600349)]