319100560

素因数分解:

$2^4\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{3533}}^1$

素因数の和:4675

約数の個数: 40

約数和(自身を含む): 742776120

約数和(自身を除く): 423675560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1129, 2258, 3533, 4516, 5645, 7066, 9032, 11290, 14132, 17665, 18064, 22580, 28264, 35330, 45160, 56528, 70660, 90320, 141320, 282640, 3988757, 7977514, 15955028, 19943785, 31910056, 39887570, 63820112, 79775140, 159550280, 319100560]

約数ペア:

[(1, 319100560), (2, 159550280), (4, 79775140), (5, 63820112), (8, 39887570), (10, 31910056), (16, 19943785), (20, 15955028), (40, 7977514), (80, 3988757), (1129, 282640), (2258, 141320), (3533, 90320), (4516, 70660), (5645, 56528), (7066, 45160), (9032, 35330), (11290, 28264), (14132, 22580), (17665, 18064)]