8608900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 20623680

約数和(自身を除く): 12014780

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 25, 38, 46, 50, 76, 92, 95, 100, 115, 190, 197, 230, 380, 394, 437, 460, 475, 575, 788, 874, 950, 985, 1150, 1748, 1900, 1970, 2185, 2300, 3743, 3940, 4370, 4531, 4925, 7486, 8740, 9062, 9850, 10925, 14972, 18124, 18715, 19700, 21850, 22655, 37430, 43700, 45310, 74860, 86089, 90620, 93575, 113275, 172178, 187150, 226550, 344356, 374300, 430445, 453100, 860890, 1721780, 2152225, 4304450, 8608900]

約数ペア:

[(1, 8608900), (2, 4304450), (4, 2152225), (5, 1721780), (10, 860890), (19, 453100), (20, 430445), (23, 374300), (25, 344356), (38, 226550), (46, 187150), (50, 172178), (76, 113275), (92, 93575), (95, 90620), (100, 86089), (115, 74860), (190, 45310), (197, 43700), (230, 37430), (380, 22655), (394, 21850), (437, 19700), (460, 18715), (475, 18124), (575, 14972), (788, 10925), (874, 9850), (950, 9062), (985, 8740), (1150, 7486), (1748, 4925), (1900, 4531), (1970, 4370), (2185, 3940), (2300, 3743)]