249536050

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{809}}^1$

素因数の和:1051

約数の個数: 48

約数和(自身を含む): 482112000

約数和(自身を除く): 232575950

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 199, 310, 398, 775, 809, 995, 1550, 1618, 1990, 4045, 4975, 6169, 8090, 9950, 12338, 20225, 25079, 30845, 40450, 50158, 61690, 125395, 154225, 160991, 250790, 308450, 321982, 626975, 804955, 1253950, 1609910, 4024775, 4990721, 8049550, 9981442, 24953605, 49907210, 124768025, 249536050]

約数ペア:

[(1, 249536050), (2, 124768025), (5, 49907210), (10, 24953605), (25, 9981442), (31, 8049550), (50, 4990721), (62, 4024775), (155, 1609910), (199, 1253950), (310, 804955), (398, 626975), (775, 321982), (809, 308450), (995, 250790), (1550, 160991), (1618, 154225), (1990, 125395), (4045, 61690), (4975, 50158), (6169, 40450), (8090, 30845), (9950, 25079), (12338, 20225)]