80138844

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71809}}^1$

素因数の和:71850

約数の個数: 36

約数和(自身を含む): 209110720

約数和(自身を除く): 128971876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 71809, 143618, 215427, 287236, 430854, 646281, 861708, 1292562, 2226079, 2585124, 4452158, 6678237, 8904316, 13356474, 20034711, 26712948, 40069422, 80138844]

約数ペア:

[(1, 80138844), (2, 40069422), (3, 26712948), (4, 20034711), (6, 13356474), (9, 8904316), (12, 6678237), (18, 4452158), (31, 2585124), (36, 2226079), (62, 1292562), (93, 861708), (124, 646281), (186, 430854), (279, 287236), (372, 215427), (558, 143618), (1116, 71809)]