40480700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31139}}^1$

素因数の和:31166

約数の個数: 36

約数和(自身を含む): 94603320

約数和(自身を除く): 54122620

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 31139, 62278, 124556, 155695, 311390, 404807, 622780, 778475, 809614, 1556950, 1619228, 2024035, 3113900, 4048070, 8096140, 10120175, 20240350, 40480700]

約数ペア:

[(1, 40480700), (2, 20240350), (4, 10120175), (5, 8096140), (10, 4048070), (13, 3113900), (20, 2024035), (25, 1619228), (26, 1556950), (50, 809614), (52, 778475), (65, 622780), (100, 404807), (130, 311390), (260, 155695), (325, 124556), (650, 62278), (1300, 31139)]