1270290625

素因数分解:

$5^5\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 1670518080

約数和(自身を除く): 400227455

約数列:

[1, 5, 25, 29, 107, 125, 131, 145, 535, 625, 655, 725, 2675, 3103, 3125, 3275, 3625, 3799, 13375, 14017, 15515, 16375, 18125, 18995, 66875, 70085, 77575, 81875, 90625, 94975, 334375, 350425, 387875, 406493, 409375, 474875, 1752125, 1939375, 2032465, 2374375, 8760625, 9696875, 10162325, 11871875, 43803125, 50811625, 254058125, 1270290625]

約数ペア:

[(1, 1270290625), (5, 254058125), (25, 50811625), (29, 43803125), (107, 11871875), (125, 10162325), (131, 9696875), (145, 8760625), (535, 2374375), (625, 2032465), (655, 1939375), (725, 1752125), (2675, 474875), (3103, 409375), (3125, 406493), (3275, 387875), (3625, 350425), (3799, 334375), (13375, 94975), (14017, 90625), (15515, 81875), (16375, 77575), (18125, 70085), (18995, 66875)]