99929840

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6277}}^1$

素因数の和:6489

約数の個数: 40

約数和(自身を含む): 233541600

約数和(自身を除く): 133611760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 6277, 7960, 12554, 15920, 25108, 31385, 50216, 62770, 100432, 125540, 251080, 502160, 1249123, 2498246, 4996492, 6245615, 9992984, 12491230, 19985968, 24982460, 49964920, 99929840]

約数ペア:

[(1, 99929840), (2, 49964920), (4, 24982460), (5, 19985968), (8, 12491230), (10, 9992984), (16, 6245615), (20, 4996492), (40, 2498246), (80, 1249123), (199, 502160), (398, 251080), (796, 125540), (995, 100432), (1592, 62770), (1990, 50216), (3184, 31385), (3980, 25108), (6277, 15920), (7960, 12554)]