212389100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27583}}^1$

素因数の和:27615

約数の個数: 72

約数和(自身を含む): 574629888

約数和(自身を除く): 362240788

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 27583, 55166, 110332, 137915, 193081, 275830, 303413, 386162, 551660, 606826, 689575, 772324, 965405, 1213652, 1379150, 1517065, 1930810, 2123891, 2758300, 3034130, 3861620, 4247782, 4827025, 6068260, 7585325, 8495564, 9654050, 10619455, 15170650, 19308100, 21238910, 30341300, 42477820, 53097275, 106194550, 212389100]

約数ペア:

[(1, 212389100), (2, 106194550), (4, 53097275), (5, 42477820), (7, 30341300), (10, 21238910), (11, 19308100), (14, 15170650), (20, 10619455), (22, 9654050), (25, 8495564), (28, 7585325), (35, 6068260), (44, 4827025), (50, 4247782), (55, 3861620), (70, 3034130), (77, 2758300), (100, 2123891), (110, 1930810), (140, 1517065), (154, 1379150), (175, 1213652), (220, 965405), (275, 772324), (308, 689575), (350, 606826), (385, 551660), (550, 386162), (700, 303413), (770, 275830), (1100, 193081), (1540, 137915), (1925, 110332), (3850, 55166), (7700, 27583)]