266313605

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 338481504

約数和(自身を除く): 72167899

約数列:

[1, 5, 37, 53, 157, 173, 185, 265, 785, 865, 1961, 5809, 6401, 8321, 9169, 9805, 27161, 29045, 32005, 41605, 45845, 135805, 307877, 339253, 1004957, 1439533, 1539385, 1696265, 5024785, 7197665, 53262721, 266313605]

約数ペア:

[(1, 266313605), (5, 53262721), (37, 7197665), (53, 5024785), (157, 1696265), (173, 1539385), (185, 1439533), (265, 1004957), (785, 339253), (865, 307877), (1961, 135805), (5809, 45845), (6401, 41605), (8321, 32005), (9169, 29045), (9805, 27161)]