20211128900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6519719}}^1$

素因数の和:6519764

約数の個数: 36

約数和(自身を含む): 45272935680

約数和(自身を除く): 25061806780

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 6519719, 13039438, 26078876, 32598595, 65197190, 130394380, 162992975, 202111289, 325985950, 404222578, 651971900, 808445156, 1010556445, 2021112890, 4042225780, 5052782225, 10105564450, 20211128900]

約数ペア:

[(1, 20211128900), (2, 10105564450), (4, 5052782225), (5, 4042225780), (10, 2021112890), (20, 1010556445), (25, 808445156), (31, 651971900), (50, 404222578), (62, 325985950), (100, 202111289), (124, 162992975), (155, 130394380), (310, 65197190), (620, 32598595), (775, 26078876), (1550, 13039438), (3100, 6519719)]