81522570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{21397}}^1$

素因数の和:21534

約数の個数: 32

約数和(自身を含む): 197203968

約数和(自身を除く): 115681398

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 127, 254, 381, 635, 762, 1270, 1905, 3810, 21397, 42794, 64191, 106985, 128382, 213970, 320955, 641910, 2717419, 5434838, 8152257, 13587095, 16304514, 27174190, 40761285, 81522570]

約数ペア:

[(1, 81522570), (2, 40761285), (3, 27174190), (5, 16304514), (6, 13587095), (10, 8152257), (15, 5434838), (30, 2717419), (127, 641910), (254, 320955), (381, 213970), (635, 128382), (762, 106985), (1270, 64191), (1905, 42794), (3810, 21397)]