68478520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1511}}^1$

素因数の和:1636

約数の個数: 64

約数和(自身を含む): 169827840

約数和(自身を除く): 101349320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 103, 110, 206, 220, 412, 440, 515, 824, 1030, 1133, 1511, 2060, 2266, 3022, 4120, 4532, 5665, 6044, 7555, 9064, 11330, 12088, 15110, 16621, 22660, 30220, 33242, 45320, 60440, 66484, 83105, 132968, 155633, 166210, 311266, 332420, 622532, 664840, 778165, 1245064, 1556330, 1711963, 3112660, 3423926, 6225320, 6847852, 8559815, 13695704, 17119630, 34239260, 68478520]

約数ペア:

[(1, 68478520), (2, 34239260), (4, 17119630), (5, 13695704), (8, 8559815), (10, 6847852), (11, 6225320), (20, 3423926), (22, 3112660), (40, 1711963), (44, 1556330), (55, 1245064), (88, 778165), (103, 664840), (110, 622532), (206, 332420), (220, 311266), (412, 166210), (440, 155633), (515, 132968), (824, 83105), (1030, 66484), (1133, 60440), (1511, 45320), (2060, 33242), (2266, 30220), (3022, 22660), (4120, 16621), (4532, 15110), (5665, 12088), (6044, 11330), (7555, 9064)]