80574740

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{48539}}^1$

素因数の和:48631

約数の個数: 24

約数和(自身を含む): 171249120

約数和(自身を除く): 90674380

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 48539, 97078, 194156, 242695, 485390, 970780, 4028737, 8057474, 16114948, 20143685, 40287370, 80574740]

約数ペア:

[(1, 80574740), (2, 40287370), (4, 20143685), (5, 16114948), (10, 8057474), (20, 4028737), (83, 970780), (166, 485390), (332, 242695), (415, 194156), (830, 97078), (1660, 48539)]