15198700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 36966384

約数和(自身を除く): 21767684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 164, 205, 220, 275, 337, 410, 451, 550, 674, 820, 902, 1025, 1100, 1348, 1685, 1804, 2050, 2255, 3370, 3707, 4100, 4510, 6740, 7414, 8425, 9020, 11275, 13817, 14828, 16850, 18535, 22550, 27634, 33700, 37070, 45100, 55268, 69085, 74140, 92675, 138170, 151987, 185350, 276340, 303974, 345425, 370700, 607948, 690850, 759935, 1381700, 1519870, 3039740, 3799675, 7599350, 15198700]

約数ペア:

[(1, 15198700), (2, 7599350), (4, 3799675), (5, 3039740), (10, 1519870), (11, 1381700), (20, 759935), (22, 690850), (25, 607948), (41, 370700), (44, 345425), (50, 303974), (55, 276340), (82, 185350), (100, 151987), (110, 138170), (164, 92675), (205, 74140), (220, 69085), (275, 55268), (337, 45100), (410, 37070), (451, 33700), (550, 27634), (674, 22550), (820, 18535), (902, 16850), (1025, 14828), (1100, 13817), (1348, 11275), (1685, 9020), (1804, 8425), (2050, 7414), (2255, 6740), (3370, 4510), (3707, 4100)]