68994760

素因数分解:

$2^3\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{1381}}^1$

素因数の和:2641

約数の個数: 32

約数和(自身を含む): 155475000

約数和(自身を除く): 86480240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1249, 1381, 2498, 2762, 4996, 5524, 6245, 6905, 9992, 11048, 12490, 13810, 24980, 27620, 49960, 55240, 1724869, 3449738, 6899476, 8624345, 13798952, 17248690, 34497380, 68994760]

約数ペア:

[(1, 68994760), (2, 34497380), (4, 17248690), (5, 13798952), (8, 8624345), (10, 6899476), (20, 3449738), (40, 1724869), (1249, 55240), (1381, 49960), (2498, 27620), (2762, 24980), (4996, 13810), (5524, 12490), (6245, 11048), (6905, 9992)]