57235900

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 128898000

約数和(自身を除く): 71662100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 89, 100, 109, 118, 178, 218, 236, 295, 356, 436, 445, 545, 590, 890, 1090, 1180, 1475, 1780, 2180, 2225, 2725, 2950, 4450, 5251, 5450, 5900, 6431, 8900, 9701, 10502, 10900, 12862, 19402, 21004, 25724, 26255, 32155, 38804, 48505, 52510, 64310, 97010, 105020, 128620, 131275, 160775, 194020, 242525, 262550, 321550, 485050, 525100, 572359, 643100, 970100, 1144718, 2289436, 2861795, 5723590, 11447180, 14308975, 28617950, 57235900]

約数ペア:

[(1, 57235900), (2, 28617950), (4, 14308975), (5, 11447180), (10, 5723590), (20, 2861795), (25, 2289436), (50, 1144718), (59, 970100), (89, 643100), (100, 572359), (109, 525100), (118, 485050), (178, 321550), (218, 262550), (236, 242525), (295, 194020), (356, 160775), (436, 131275), (445, 128620), (545, 105020), (590, 97010), (890, 64310), (1090, 52510), (1180, 48505), (1475, 38804), (1780, 32155), (2180, 26255), (2225, 25724), (2725, 21004), (2950, 19402), (4450, 12862), (5251, 10900), (5450, 10502), (5900, 9701), (6431, 8900)]