31277125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 48

約数和(自身を含む): 45549504

約数和(自身を除く): 14272379

約数列:

[1, 5, 11, 23, 25, 43, 55, 115, 125, 215, 253, 275, 473, 529, 575, 989, 1075, 1265, 1375, 2365, 2645, 2875, 4945, 5375, 5819, 6325, 10879, 11825, 13225, 22747, 24725, 29095, 31625, 54395, 59125, 66125, 113735, 123625, 145475, 250217, 271975, 568675, 727375, 1251085, 1359875, 2843375, 6255425, 31277125]

約数ペア:

[(1, 31277125), (5, 6255425), (11, 2843375), (23, 1359875), (25, 1251085), (43, 727375), (55, 568675), (115, 271975), (125, 250217), (215, 145475), (253, 123625), (275, 113735), (473, 66125), (529, 59125), (575, 54395), (989, 31625), (1075, 29095), (1265, 24725), (1375, 22747), (2365, 13225), (2645, 11825), (2875, 10879), (4945, 6325), (5375, 5819)]