100209680

素因数分解:

$2^4\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1723}}^1$

素因数の和:2463

約数の個数: 40

約数和(自身を含む): 233443392

約数和(自身を除く): 133233712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 727, 1454, 1723, 2908, 3446, 3635, 5816, 6892, 7270, 8615, 11632, 13784, 14540, 17230, 27568, 29080, 34460, 58160, 68920, 137840, 1252621, 2505242, 5010484, 6263105, 10020968, 12526210, 20041936, 25052420, 50104840, 100209680]

約数ペア:

[(1, 100209680), (2, 50104840), (4, 25052420), (5, 20041936), (8, 12526210), (10, 10020968), (16, 6263105), (20, 5010484), (40, 2505242), (80, 1252621), (727, 137840), (1454, 68920), (1723, 58160), (2908, 34460), (3446, 29080), (3635, 27568), (5816, 17230), (6892, 14540), (7270, 13784), (8615, 11632)]