20009227550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{521753}}^1$

素因数の和:521837

約数の個数: 48

約数和(自身を含む): 40759422480

約数和(自身を除く): 20750194930

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 59, 65, 118, 130, 295, 325, 590, 650, 767, 1475, 1534, 2950, 3835, 7670, 19175, 38350, 521753, 1043506, 2608765, 5217530, 6782789, 13043825, 13565578, 26087650, 30783427, 33913945, 61566854, 67827890, 153917135, 169569725, 307834270, 339139450, 400184551, 769585675, 800369102, 1539171350, 2000922755, 4001845510, 10004613775, 20009227550]

約数ペア:

[(1, 20009227550), (2, 10004613775), (5, 4001845510), (10, 2000922755), (13, 1539171350), (25, 800369102), (26, 769585675), (50, 400184551), (59, 339139450), (65, 307834270), (118, 169569725), (130, 153917135), (295, 67827890), (325, 61566854), (590, 33913945), (650, 30783427), (767, 26087650), (1475, 13565578), (1534, 13043825), (2950, 6782789), (3835, 5217530), (7670, 2608765), (19175, 1043506), (38350, 521753)]