22138025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 34831104

約数和(自身を除く): 12693079

約数列:

[1, 5, 7, 13, 25, 35, 37, 65, 91, 175, 185, 259, 263, 325, 455, 481, 925, 1295, 1315, 1841, 2275, 2405, 3367, 3419, 6475, 6575, 9205, 9731, 12025, 16835, 17095, 23933, 46025, 48655, 68117, 84175, 85475, 119665, 126503, 243275, 340585, 598325, 632515, 885521, 1702925, 3162575, 4427605, 22138025]

約数ペア:

[(1, 22138025), (5, 4427605), (7, 3162575), (13, 1702925), (25, 885521), (35, 632515), (37, 598325), (65, 340585), (91, 243275), (175, 126503), (185, 119665), (259, 85475), (263, 84175), (325, 68117), (455, 48655), (481, 46025), (925, 23933), (1295, 17095), (1315, 16835), (1841, 12025), (2275, 9731), (2405, 9205), (3367, 6575), (3419, 6475)]