49890100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{38377}}^1$

素因数の和:38404

約数の個数: 36

約数和(自身を含む): 116592364

約数和(自身を除く): 66702264

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 38377, 76754, 153508, 191885, 383770, 498901, 767540, 959425, 997802, 1918850, 1995604, 2494505, 3837700, 4989010, 9978020, 12472525, 24945050, 49890100]

約数ペア:

[(1, 49890100), (2, 24945050), (4, 12472525), (5, 9978020), (10, 4989010), (13, 3837700), (20, 2494505), (25, 1995604), (26, 1918850), (50, 997802), (52, 959425), (65, 767540), (100, 498901), (130, 383770), (260, 191885), (325, 153508), (650, 76754), (1300, 38377)]