72131200

素因数分解:

$2^7\times 5^2\times {\mathrm{22541}}^1$

素因数の和:22565

約数の個数: 48

約数和(自身を含む): 178194510

約数和(自身を除く): 106063310

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 22541, 45082, 90164, 112705, 180328, 225410, 360656, 450820, 563525, 721312, 901640, 1127050, 1442624, 1803280, 2254100, 2885248, 3606560, 4508200, 7213120, 9016400, 14426240, 18032800, 36065600, 72131200]

約数ペア:

[(1, 72131200), (2, 36065600), (4, 18032800), (5, 14426240), (8, 9016400), (10, 7213120), (16, 4508200), (20, 3606560), (25, 2885248), (32, 2254100), (40, 1803280), (50, 1442624), (64, 1127050), (80, 901640), (100, 721312), (128, 563525), (160, 450820), (200, 360656), (320, 225410), (400, 180328), (640, 112705), (800, 90164), (1600, 45082), (3200, 22541)]