198954025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1933}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 259001280

約数和(自身を除く): 60047255

約数列:

[1, 5, 23, 25, 115, 179, 575, 895, 1933, 4117, 4475, 9665, 20585, 44459, 48325, 102925, 222295, 346007, 1111475, 1730035, 7958161, 8650175, 39790805, 198954025]

約数ペア:

[(1, 198954025), (5, 39790805), (23, 8650175), (25, 7958161), (115, 1730035), (179, 1111475), (575, 346007), (895, 222295), (1933, 102925), (4117, 48325), (4475, 44459), (9665, 20585)]