806757640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{50047}}^1$

素因数の和:50102

約数の個数: 64

約数和(自身を含む): 2017935360

約数和(自身を除く): 1211177720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 50047, 100094, 200188, 250235, 400376, 500470, 650611, 1000940, 1301222, 1551457, 2001880, 2602444, 3102914, 3253055, 5204888, 6205828, 6506110, 7757285, 12411656, 13012220, 15514570, 20168941, 26024440, 31029140, 40337882, 62058280, 80675764, 100844705, 161351528, 201689410, 403378820, 806757640]

約数ペア:

[(1, 806757640), (2, 403378820), (4, 201689410), (5, 161351528), (8, 100844705), (10, 80675764), (13, 62058280), (20, 40337882), (26, 31029140), (31, 26024440), (40, 20168941), (52, 15514570), (62, 13012220), (65, 12411656), (104, 7757285), (124, 6506110), (130, 6205828), (155, 5204888), (248, 3253055), (260, 3102914), (310, 2602444), (403, 2001880), (520, 1551457), (620, 1301222), (806, 1000940), (1240, 650611), (1612, 500470), (2015, 400376), (3224, 250235), (4030, 200188), (8060, 100094), (16120, 50047)]