53038280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21737}}^1$

素因数の和:21809

約数の個数: 32

約数和(自身を含む): 121298040

約数和(自身を除く): 68259760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 21737, 43474, 86948, 108685, 173896, 217370, 434740, 869480, 1325957, 2651914, 5303828, 6629785, 10607656, 13259570, 26519140, 53038280]

約数ペア:

[(1, 53038280), (2, 26519140), (4, 13259570), (5, 10607656), (8, 6629785), (10, 5303828), (20, 2651914), (40, 1325957), (61, 869480), (122, 434740), (244, 217370), (305, 173896), (488, 108685), (610, 86948), (1220, 43474), (2440, 21737)]