249955375

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{383}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 327794688

約数和(自身を除く): 77839313

約数列:

[1, 5, 23, 25, 115, 125, 227, 383, 575, 1135, 1915, 2875, 5221, 5675, 8809, 9575, 26105, 28375, 44045, 47875, 86941, 130525, 220225, 434705, 652625, 1101125, 1999643, 2173525, 9998215, 10867625, 49991075, 249955375]

約数ペア:

[(1, 249955375), (5, 49991075), (23, 10867625), (25, 9998215), (115, 2173525), (125, 1999643), (227, 1101125), (383, 652625), (575, 434705), (1135, 220225), (1915, 130525), (2875, 86941), (5221, 47875), (5675, 44045), (8809, 28375), (9575, 26105)]