864539425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{9239}}^1$

素因数の和:9465

約数の個数: 24

約数和(自身を含む): 1134302400

約数和(自身を除く): 269762975

約数列:

[1, 5, 19, 25, 95, 197, 475, 985, 3743, 4925, 9239, 18715, 46195, 93575, 175541, 230975, 877705, 1820083, 4388525, 9100415, 34581577, 45502075, 172907885, 864539425]

約数ペア:

[(1, 864539425), (5, 172907885), (19, 45502075), (25, 34581577), (95, 9100415), (197, 4388525), (475, 1820083), (985, 877705), (3743, 230975), (4925, 175541), (9239, 93575), (18715, 46195)]