638500701670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{12371647}}^1$

素因数の和:12372064

約数の個数: 32

約数和(自身を含む): 1240826807808

約数和(自身を除く): 602326106138

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 397, 794, 1985, 3970, 5161, 10322, 25805, 51610, 12371647, 24743294, 61858235, 123716470, 160831411, 321662822, 804157055, 1608314110, 4911543859, 9823087718, 24557719295, 49115438590, 63850070167, 127700140334, 319250350835, 638500701670]

約数ペア:

[(1, 638500701670), (2, 319250350835), (5, 127700140334), (10, 63850070167), (13, 49115438590), (26, 24557719295), (65, 9823087718), (130, 4911543859), (397, 1608314110), (794, 804157055), (1985, 321662822), (3970, 160831411), (5161, 123716470), (10322, 61858235), (25805, 24743294), (51610, 12371647)]