15830450

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 31099200

約数和(自身を除く): 15268750

約数列:

[1, 2, 5, 10, 25, 37, 43, 50, 74, 86, 185, 199, 215, 370, 398, 430, 925, 995, 1075, 1591, 1850, 1990, 2150, 3182, 4975, 7363, 7955, 8557, 9950, 14726, 15910, 17114, 36815, 39775, 42785, 73630, 79550, 85570, 184075, 213925, 316609, 368150, 427850, 633218, 1583045, 3166090, 7915225, 15830450]

約数ペア:

[(1, 15830450), (2, 7915225), (5, 3166090), (10, 1583045), (25, 633218), (37, 427850), (43, 368150), (50, 316609), (74, 213925), (86, 184075), (185, 85570), (199, 79550), (215, 73630), (370, 42785), (398, 39775), (430, 36815), (925, 17114), (995, 15910), (1075, 14726), (1591, 9950), (1850, 8557), (1990, 7955), (2150, 7363), (3182, 4975)]