72590180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3137}}^1$

素因数の和:3248

約数の個数: 48

約数和(自身を含む): 166062960

約数和(自身を除く): 93472780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 3137, 4628, 5785, 6274, 11570, 12548, 15685, 23140, 31370, 40781, 62740, 81562, 163124, 203905, 279193, 407810, 558386, 815620, 1116772, 1395965, 2791930, 3629509, 5583860, 7259018, 14518036, 18147545, 36295090, 72590180]

約数ペア:

[(1, 72590180), (2, 36295090), (4, 18147545), (5, 14518036), (10, 7259018), (13, 5583860), (20, 3629509), (26, 2791930), (52, 1395965), (65, 1116772), (89, 815620), (130, 558386), (178, 407810), (260, 279193), (356, 203905), (445, 163124), (890, 81562), (1157, 62740), (1780, 40781), (2314, 31370), (3137, 23140), (4628, 15685), (5785, 12548), (6274, 11570)]