25188965

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 8679835

約数列:

[1, 5, 19, 29, 41, 95, 145, 205, 223, 551, 779, 1115, 1189, 2755, 3895, 4237, 5945, 6467, 9143, 21185, 22591, 32335, 45715, 112955, 122873, 173717, 265147, 614365, 868585, 1325735, 5037793, 25188965]

約数ペア:

[(1, 25188965), (5, 5037793), (19, 1325735), (29, 868585), (41, 614365), (95, 265147), (145, 173717), (205, 122873), (223, 112955), (551, 45715), (779, 32335), (1115, 22591), (1189, 21185), (2755, 9143), (3895, 6467), (4237, 5945)]