87291350

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 169036800

約数和(自身を除く): 81745450

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 199, 283, 310, 398, 566, 775, 995, 1415, 1550, 1990, 2830, 4975, 6169, 7075, 8773, 9950, 12338, 14150, 17546, 30845, 43865, 56317, 61690, 87730, 112634, 154225, 219325, 281585, 308450, 438650, 563170, 1407925, 1745827, 2815850, 3491654, 8729135, 17458270, 43645675, 87291350]

約数ペア:

[(1, 87291350), (2, 43645675), (5, 17458270), (10, 8729135), (25, 3491654), (31, 2815850), (50, 1745827), (62, 1407925), (155, 563170), (199, 438650), (283, 308450), (310, 281585), (398, 219325), (566, 154225), (775, 112634), (995, 87730), (1415, 61690), (1550, 56317), (1990, 43865), (2830, 30845), (4975, 17546), (6169, 14150), (7075, 12338), (8773, 9950)]