30218825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 47496960

約数和(自身を除く): 17278135

約数列:

[1, 5, 7, 13, 25, 35, 37, 65, 91, 175, 185, 259, 325, 359, 455, 481, 925, 1295, 1795, 2275, 2405, 2513, 3367, 4667, 6475, 8975, 12025, 12565, 13283, 16835, 23335, 32669, 62825, 66415, 84175, 92981, 116675, 163345, 172679, 332075, 464905, 816725, 863395, 1208753, 2324525, 4316975, 6043765, 30218825]

約数ペア:

[(1, 30218825), (5, 6043765), (7, 4316975), (13, 2324525), (25, 1208753), (35, 863395), (37, 816725), (65, 464905), (91, 332075), (175, 172679), (185, 163345), (259, 116675), (325, 92981), (359, 84175), (455, 66415), (481, 62825), (925, 32669), (1295, 23335), (1795, 16835), (2275, 13283), (2405, 12565), (2513, 12025), (3367, 8975), (4667, 6475)]