257978200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2341}}^1$

素因数の和:2405

約数の個数: 96

約数和(自身を含む): 653418000

約数和(自身を除く): 395439800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 29, 38, 40, 50, 58, 76, 95, 100, 116, 145, 152, 190, 200, 232, 290, 380, 475, 551, 580, 725, 760, 950, 1102, 1160, 1450, 1900, 2204, 2341, 2755, 2900, 3800, 4408, 4682, 5510, 5800, 9364, 11020, 11705, 13775, 18728, 22040, 23410, 27550, 44479, 46820, 55100, 58525, 67889, 88958, 93640, 110200, 117050, 135778, 177916, 222395, 234100, 271556, 339445, 355832, 444790, 468200, 543112, 678890, 889580, 1111975, 1289891, 1357780, 1697225, 1779160, 2223950, 2579782, 2715560, 3394450, 4447900, 5159564, 6449455, 6788900, 8895800, 10319128, 12898910, 13577800, 25797820, 32247275, 51595640, 64494550, 128989100, 257978200]

約数ペア:

[(1, 257978200), (2, 128989100), (4, 64494550), (5, 51595640), (8, 32247275), (10, 25797820), (19, 13577800), (20, 12898910), (25, 10319128), (29, 8895800), (38, 6788900), (40, 6449455), (50, 5159564), (58, 4447900), (76, 3394450), (95, 2715560), (100, 2579782), (116, 2223950), (145, 1779160), (152, 1697225), (190, 1357780), (200, 1289891), (232, 1111975), (290, 889580), (380, 678890), (475, 543112), (551, 468200), (580, 444790), (725, 355832), (760, 339445), (950, 271556), (1102, 234100), (1160, 222395), (1450, 177916), (1900, 135778), (2204, 117050), (2341, 110200), (2755, 93640), (2900, 88958), (3800, 67889), (4408, 58525), (4682, 55100), (5510, 46820), (5800, 44479), (9364, 27550), (11020, 23410), (11705, 22040), (13775, 18728)]