7811148920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{601}}^1\times {\mathrm{4451}}^1$

素因数の和:5136

約数の個数: 64

約数和(自身を含む): 17849492640

約数和(自身を除く): 10038343720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 601, 730, 1202, 1460, 2404, 2920, 3005, 4451, 4808, 6010, 8902, 12020, 17804, 22255, 24040, 35608, 43873, 44510, 87746, 89020, 175492, 178040, 219365, 324923, 350984, 438730, 649846, 877460, 1299692, 1624615, 1754920, 2599384, 2675051, 3249230, 5350102, 6498460, 10700204, 12996920, 13375255, 21400408, 26750510, 53501020, 107002040, 195278723, 390557446, 781114892, 976393615, 1562229784, 1952787230, 3905574460, 7811148920]

約数ペア:

[(1, 7811148920), (2, 3905574460), (4, 1952787230), (5, 1562229784), (8, 976393615), (10, 781114892), (20, 390557446), (40, 195278723), (73, 107002040), (146, 53501020), (292, 26750510), (365, 21400408), (584, 13375255), (601, 12996920), (730, 10700204), (1202, 6498460), (1460, 5350102), (2404, 3249230), (2920, 2675051), (3005, 2599384), (4451, 1754920), (4808, 1624615), (6010, 1299692), (8902, 877460), (12020, 649846), (17804, 438730), (22255, 350984), (24040, 324923), (35608, 219365), (43873, 178040), (44510, 175492), (87746, 89020)]