89976140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{613}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 194957280

約数和(自身を除く): 104981140

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 179, 205, 358, 410, 613, 716, 820, 895, 1226, 1790, 2452, 3065, 3580, 6130, 7339, 12260, 14678, 25133, 29356, 36695, 50266, 73390, 100532, 109727, 125665, 146780, 219454, 251330, 438908, 502660, 548635, 1097270, 2194540, 4498807, 8997614, 17995228, 22494035, 44988070, 89976140]

約数ペア:

[(1, 89976140), (2, 44988070), (4, 22494035), (5, 17995228), (10, 8997614), (20, 4498807), (41, 2194540), (82, 1097270), (164, 548635), (179, 502660), (205, 438908), (358, 251330), (410, 219454), (613, 146780), (716, 125665), (820, 109727), (895, 100532), (1226, 73390), (1790, 50266), (2452, 36695), (3065, 29356), (3580, 25133), (6130, 14678), (7339, 12260)]