90438935

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 116328960

約数和(自身を除く): 25890025

約数列:

[1, 5, 31, 53, 101, 109, 155, 265, 505, 545, 1643, 3131, 3379, 5353, 5777, 8215, 11009, 15655, 16895, 26765, 28885, 55045, 165943, 179087, 341279, 583477, 829715, 895435, 1706395, 2917385, 18087787, 90438935]

約数ペア:

[(1, 90438935), (5, 18087787), (31, 2917385), (53, 1706395), (101, 895435), (109, 829715), (155, 583477), (265, 341279), (505, 179087), (545, 165943), (1643, 55045), (3131, 28885), (3379, 26765), (5353, 16895), (5777, 15655), (8215, 11009)]