20210005750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{253417}}^1$

素因数の和:253474

約数の個数: 64

約数和(自身を含む): 42695864640

約数和(自身を除く): 22485858890

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 125, 145, 250, 275, 290, 319, 550, 638, 725, 1375, 1450, 1595, 2750, 3190, 3625, 7250, 7975, 15950, 39875, 79750, 253417, 506834, 1267085, 2534170, 2787587, 5575174, 6335425, 7349093, 12670850, 13937935, 14698186, 27875870, 31677125, 36745465, 63354250, 69689675, 73490930, 80840023, 139379350, 161680046, 183727325, 348448375, 367454650, 404200115, 696896750, 808400230, 918636625, 1837273250, 2021000575, 4042001150, 10105002875, 20210005750]

約数ペア:

[(1, 20210005750), (2, 10105002875), (5, 4042001150), (10, 2021000575), (11, 1837273250), (22, 918636625), (25, 808400230), (29, 696896750), (50, 404200115), (55, 367454650), (58, 348448375), (110, 183727325), (125, 161680046), (145, 139379350), (250, 80840023), (275, 73490930), (290, 69689675), (319, 63354250), (550, 36745465), (638, 31677125), (725, 27875870), (1375, 14698186), (1450, 13937935), (1595, 12670850), (2750, 7349093), (3190, 6335425), (3625, 5575174), (7250, 2787587), (7975, 2534170), (15950, 1267085), (39875, 506834), (79750, 253417)]