202142785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2333}}^1$

素因数の和:2425

約数の個数: 32

約数和(自身を含む): 276046848

約数和(自身を除く): 73904063

約数列:

[1, 5, 13, 31, 43, 65, 155, 215, 403, 559, 1333, 2015, 2333, 2795, 6665, 11665, 17329, 30329, 72323, 86645, 100319, 151645, 361615, 501595, 940199, 1304147, 3109889, 4700995, 6520735, 15549445, 40428557, 202142785]

約数ペア:

[(1, 202142785), (5, 40428557), (13, 15549445), (31, 6520735), (43, 4700995), (65, 3109889), (155, 1304147), (215, 940199), (403, 501595), (559, 361615), (1333, 151645), (2015, 100319), (2333, 86645), (2795, 72323), (6665, 30329), (11665, 17329)]