72018700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{55399}}^1$

素因数の和:55426

約数の個数: 36

約数和(自身を含む): 168305200

約数和(自身を除く): 96286500

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 55399, 110798, 221596, 276995, 553990, 720187, 1107980, 1384975, 1440374, 2769950, 2880748, 3600935, 5539900, 7201870, 14403740, 18004675, 36009350, 72018700]

約数ペア:

[(1, 72018700), (2, 36009350), (4, 18004675), (5, 14403740), (10, 7201870), (13, 5539900), (20, 3600935), (25, 2880748), (26, 2769950), (50, 1440374), (52, 1384975), (65, 1107980), (100, 720187), (130, 553990), (260, 276995), (325, 221596), (650, 110798), (1300, 55399)]