68953100

素因数分解:

$2^2\times 5^2\times {\mathrm{257}}^1\times {\mathrm{2683}}^1$

素因数の和:2954

約数の個数: 36

約数和(自身を含む): 150266424

約数和(自身を除く): 81313324

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 257, 514, 1028, 1285, 2570, 2683, 5140, 5366, 6425, 10732, 12850, 13415, 25700, 26830, 53660, 67075, 134150, 268300, 689531, 1379062, 2758124, 3447655, 6895310, 13790620, 17238275, 34476550, 68953100]

約数ペア:

[(1, 68953100), (2, 34476550), (4, 17238275), (5, 13790620), (10, 6895310), (20, 3447655), (25, 2758124), (50, 1379062), (100, 689531), (257, 268300), (514, 134150), (1028, 67075), (1285, 53660), (2570, 26830), (2683, 25700), (5140, 13415), (5366, 12850), (6425, 10732)]