8620300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 21266000

約数和(自身を除く): 12645700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 349, 380, 475, 494, 650, 698, 950, 988, 1235, 1300, 1396, 1745, 1900, 2470, 3490, 4537, 4940, 6175, 6631, 6980, 8725, 9074, 12350, 13262, 17450, 18148, 22685, 24700, 26524, 33155, 34900, 45370, 66310, 86203, 90740, 113425, 132620, 165775, 172406, 226850, 331550, 344812, 431015, 453700, 663100, 862030, 1724060, 2155075, 4310150, 8620300]

約数ペア:

[(1, 8620300), (2, 4310150), (4, 2155075), (5, 1724060), (10, 862030), (13, 663100), (19, 453700), (20, 431015), (25, 344812), (26, 331550), (38, 226850), (50, 172406), (52, 165775), (65, 132620), (76, 113425), (95, 90740), (100, 86203), (130, 66310), (190, 45370), (247, 34900), (260, 33155), (325, 26524), (349, 24700), (380, 22685), (475, 18148), (494, 17450), (650, 13262), (698, 12350), (950, 9074), (988, 8725), (1235, 6980), (1300, 6631), (1396, 6175), (1745, 4940), (1900, 4537), (2470, 3490)]