61850480

素因数分解:

$2^4\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1249}}^1$

素因数の和:1881

約数の個数: 40

約数和(自身を含む): 144150000

約数和(自身を除く): 82299520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 619, 1238, 1249, 2476, 2498, 3095, 4952, 4996, 6190, 6245, 9904, 9992, 12380, 12490, 19984, 24760, 24980, 49520, 49960, 99920, 773131, 1546262, 3092524, 3865655, 6185048, 7731310, 12370096, 15462620, 30925240, 61850480]

約数ペア:

[(1, 61850480), (2, 30925240), (4, 15462620), (5, 12370096), (8, 7731310), (10, 6185048), (16, 3865655), (20, 3092524), (40, 1546262), (80, 773131), (619, 99920), (1238, 49960), (1249, 49520), (2476, 24980), (2498, 24760), (3095, 19984), (4952, 12490), (4996, 12380), (6190, 9992), (6245, 9904)]