248711900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{587}}^1$

素因数の和:843

約数の個数: 72

約数和(自身を含む): 571630080

約数和(自身を除く): 322918180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 223, 380, 446, 475, 587, 892, 950, 1115, 1174, 1900, 2230, 2348, 2935, 4237, 4460, 5575, 5870, 8474, 11150, 11153, 11740, 14675, 16948, 21185, 22300, 22306, 29350, 42370, 44612, 55765, 58700, 84740, 105925, 111530, 130901, 211850, 223060, 261802, 278825, 423700, 523604, 557650, 654505, 1115300, 1309010, 2487119, 2618020, 3272525, 4974238, 6545050, 9948476, 12435595, 13090100, 24871190, 49742380, 62177975, 124355950, 248711900]

約数ペア:

[(1, 248711900), (2, 124355950), (4, 62177975), (5, 49742380), (10, 24871190), (19, 13090100), (20, 12435595), (25, 9948476), (38, 6545050), (50, 4974238), (76, 3272525), (95, 2618020), (100, 2487119), (190, 1309010), (223, 1115300), (380, 654505), (446, 557650), (475, 523604), (587, 423700), (892, 278825), (950, 261802), (1115, 223060), (1174, 211850), (1900, 130901), (2230, 111530), (2348, 105925), (2935, 84740), (4237, 58700), (4460, 55765), (5575, 44612), (5870, 42370), (8474, 29350), (11150, 22306), (11153, 22300), (11740, 21185), (14675, 16948)]