134858680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9887}}^1$

素因数の和:9940

約数の個数: 64

約数和(自身を含む): 341729280

約数和(自身を除く): 206870600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 9887, 13640, 19774, 39548, 49435, 79096, 98870, 108757, 197740, 217514, 306497, 395480, 435028, 543785, 612994, 870056, 1087570, 1225988, 1532485, 2175140, 2451976, 3064970, 3371467, 4350280, 6129940, 6742934, 12259880, 13485868, 16857335, 26971736, 33714670, 67429340, 134858680]

約数ペア:

[(1, 134858680), (2, 67429340), (4, 33714670), (5, 26971736), (8, 16857335), (10, 13485868), (11, 12259880), (20, 6742934), (22, 6129940), (31, 4350280), (40, 3371467), (44, 3064970), (55, 2451976), (62, 2175140), (88, 1532485), (110, 1225988), (124, 1087570), (155, 870056), (220, 612994), (248, 543785), (310, 435028), (341, 395480), (440, 306497), (620, 217514), (682, 197740), (1240, 108757), (1364, 98870), (1705, 79096), (2728, 49435), (3410, 39548), (6820, 19774), (9887, 13640)]