8945050

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 17856000

約数和(自身を除く): 8910950

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 145, 155, 199, 290, 310, 398, 725, 775, 899, 995, 1450, 1550, 1798, 1990, 4495, 4975, 5771, 6169, 8990, 9950, 11542, 12338, 22475, 28855, 30845, 44950, 57710, 61690, 144275, 154225, 178901, 288550, 308450, 357802, 894505, 1789010, 4472525, 8945050]

約数ペア:

[(1, 8945050), (2, 4472525), (5, 1789010), (10, 894505), (25, 357802), (29, 308450), (31, 288550), (50, 178901), (58, 154225), (62, 144275), (145, 61690), (155, 57710), (199, 44950), (290, 30845), (310, 28855), (398, 22475), (725, 12338), (775, 11542), (899, 9950), (995, 8990), (1450, 6169), (1550, 5771), (1798, 4975), (1990, 4495)]