204430425

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 352179840

約数和(自身を除く): 147749415

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 193, 435, 487, 579, 725, 965, 1461, 2175, 2435, 2895, 4825, 5597, 7305, 12175, 14123, 14475, 16791, 27985, 36525, 42369, 70615, 83955, 93991, 139925, 211845, 281973, 353075, 419775, 469955, 1059225, 1409865, 2349775, 2725739, 7049325, 8177217, 13628695, 40886085, 68143475, 204430425]

約数ペア:

[(1, 204430425), (3, 68143475), (5, 40886085), (15, 13628695), (25, 8177217), (29, 7049325), (75, 2725739), (87, 2349775), (145, 1409865), (193, 1059225), (435, 469955), (487, 419775), (579, 353075), (725, 281973), (965, 211845), (1461, 139925), (2175, 93991), (2435, 83955), (2895, 70615), (4825, 42369), (5597, 36525), (7305, 27985), (12175, 16791), (14123, 14475)]