378857750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{919}}^1$

素因数の和:1050

約数の個数: 64

約数和(自身を含む): 759507840

約数和(自身を除く): 380650090

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 97, 125, 170, 194, 250, 425, 485, 850, 919, 970, 1649, 1838, 2125, 2425, 3298, 4250, 4595, 4850, 8245, 9190, 12125, 15623, 16490, 22975, 24250, 31246, 41225, 45950, 78115, 82450, 89143, 114875, 156230, 178286, 206125, 229750, 390575, 412250, 445715, 781150, 891430, 1515431, 1952875, 2228575, 3030862, 3905750, 4457150, 7577155, 11142875, 15154310, 22285750, 37885775, 75771550, 189428875, 378857750]

約数ペア:

[(1, 378857750), (2, 189428875), (5, 75771550), (10, 37885775), (17, 22285750), (25, 15154310), (34, 11142875), (50, 7577155), (85, 4457150), (97, 3905750), (125, 3030862), (170, 2228575), (194, 1952875), (250, 1515431), (425, 891430), (485, 781150), (850, 445715), (919, 412250), (970, 390575), (1649, 229750), (1838, 206125), (2125, 178286), (2425, 156230), (3298, 114875), (4250, 89143), (4595, 82450), (4850, 78115), (8245, 45950), (9190, 41225), (12125, 31246), (15623, 24250), (16490, 22975)]