3956225

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 6332928

約数和(自身を除く): 2376703

約数列:

[1, 5, 7, 13, 25, 35, 37, 47, 65, 91, 175, 185, 235, 259, 325, 329, 455, 481, 611, 925, 1175, 1295, 1645, 1739, 2275, 2405, 3055, 3367, 4277, 6475, 8225, 8695, 12025, 12173, 15275, 16835, 21385, 22607, 43475, 60865, 84175, 106925, 113035, 158249, 304325, 565175, 791245, 3956225]

約数ペア:

[(1, 3956225), (5, 791245), (7, 565175), (13, 304325), (25, 158249), (35, 113035), (37, 106925), (47, 84175), (65, 60865), (91, 43475), (175, 22607), (185, 21385), (235, 16835), (259, 15275), (325, 12173), (329, 12025), (455, 8695), (481, 8225), (611, 6475), (925, 4277), (1175, 3367), (1295, 3055), (1645, 2405), (1739, 2275)]