64633820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4597}}^1$

素因数の和:4662

約数の個数: 48

約数和(自身を含む): 146768160

約数和(自身を除く): 82134340

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 4597, 7030, 9194, 14060, 18388, 22985, 45970, 87343, 91940, 170089, 174686, 340178, 349372, 436715, 680356, 850445, 873430, 1700890, 1746860, 3231691, 3401780, 6463382, 12926764, 16158455, 32316910, 64633820]

約数ペア:

[(1, 64633820), (2, 32316910), (4, 16158455), (5, 12926764), (10, 6463382), (19, 3401780), (20, 3231691), (37, 1746860), (38, 1700890), (74, 873430), (76, 850445), (95, 680356), (148, 436715), (185, 349372), (190, 340178), (370, 174686), (380, 170089), (703, 91940), (740, 87343), (1406, 45970), (2812, 22985), (3515, 18388), (4597, 14060), (7030, 9194)]