64383800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{24763}}^1$

素因数の和:24792

約数の個数: 48

約数和(自身を含む): 161213640

約数和(自身を除く): 96829840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 24763, 49526, 99052, 123815, 198104, 247630, 321919, 495260, 619075, 643838, 990520, 1238150, 1287676, 1609595, 2476300, 2575352, 3219190, 4952600, 6438380, 8047975, 12876760, 16095950, 32191900, 64383800]

約数ペア:

[(1, 64383800), (2, 32191900), (4, 16095950), (5, 12876760), (8, 8047975), (10, 6438380), (13, 4952600), (20, 3219190), (25, 2575352), (26, 2476300), (40, 1609595), (50, 1287676), (52, 1238150), (65, 990520), (100, 643838), (104, 619075), (130, 495260), (200, 321919), (260, 247630), (325, 198104), (520, 123815), (650, 99052), (1300, 49526), (2600, 24763)]