87275825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{227}}^1$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 134574720

約数和(自身を除く): 47298895

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 169, 175, 227, 325, 455, 845, 1135, 1183, 1589, 2197, 2275, 2951, 4225, 5675, 5915, 7945, 10985, 14755, 15379, 20657, 29575, 38363, 39725, 54925, 73775, 76895, 103285, 191815, 268541, 384475, 498719, 516425, 959075, 1342705, 2493595, 3491033, 6713525, 12467975, 17455165, 87275825]

約数ペア:

[(1, 87275825), (5, 17455165), (7, 12467975), (13, 6713525), (25, 3491033), (35, 2493595), (65, 1342705), (91, 959075), (169, 516425), (175, 498719), (227, 384475), (325, 268541), (455, 191815), (845, 103285), (1135, 76895), (1183, 73775), (1589, 54925), (2197, 39725), (2275, 38363), (2951, 29575), (4225, 20657), (5675, 15379), (5915, 14755), (7945, 10985)]