133689880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{877}}^1$

素因数の和:1028

約数の個数: 64

約数和(自身を含む): 312287040

約数和(自身を除く): 178597160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 103, 148, 185, 206, 296, 370, 412, 515, 740, 824, 877, 1030, 1480, 1754, 2060, 3508, 3811, 4120, 4385, 7016, 7622, 8770, 15244, 17540, 19055, 30488, 32449, 35080, 38110, 64898, 76220, 90331, 129796, 152440, 162245, 180662, 259592, 324490, 361324, 451655, 648980, 722648, 903310, 1297960, 1806620, 3342247, 3613240, 6684494, 13368988, 16711235, 26737976, 33422470, 66844940, 133689880]

約数ペア:

[(1, 133689880), (2, 66844940), (4, 33422470), (5, 26737976), (8, 16711235), (10, 13368988), (20, 6684494), (37, 3613240), (40, 3342247), (74, 1806620), (103, 1297960), (148, 903310), (185, 722648), (206, 648980), (296, 451655), (370, 361324), (412, 324490), (515, 259592), (740, 180662), (824, 162245), (877, 152440), (1030, 129796), (1480, 90331), (1754, 76220), (2060, 64898), (3508, 38110), (3811, 35080), (4120, 32449), (4385, 30488), (7016, 19055), (7622, 17540), (8770, 15244)]