28644475

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 36894960

約数和(自身を除く): 8250485

約数列:

[1, 5, 25, 37, 173, 179, 185, 865, 895, 925, 4325, 4475, 6401, 6623, 30967, 32005, 33115, 154835, 160025, 165575, 774175, 1145779, 5728895, 28644475]

約数ペア:

[(1, 28644475), (5, 5728895), (25, 1145779), (37, 774175), (173, 165575), (179, 160025), (185, 154835), (865, 33115), (895, 32005), (925, 30967), (4325, 6623), (4475, 6401)]