199944580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 476969472

約数和(自身を除く): 277024892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 61, 94, 110, 122, 188, 220, 235, 244, 305, 317, 470, 517, 610, 634, 671, 940, 1034, 1220, 1268, 1342, 1585, 2068, 2585, 2684, 2867, 3170, 3355, 3487, 5170, 5734, 6340, 6710, 6974, 10340, 11468, 13420, 13948, 14335, 14899, 17435, 19337, 28670, 29798, 31537, 34870, 38674, 57340, 59596, 63074, 69740, 74495, 77348, 96685, 126148, 148990, 157685, 163889, 193370, 212707, 297980, 315370, 327778, 386740, 425414, 630740, 655556, 819445, 850828, 908839, 1063535, 1638890, 1817678, 2127070, 3277780, 3635356, 4254140, 4544195, 9088390, 9997229, 18176780, 19994458, 39988916, 49986145, 99972290, 199944580]

約数ペア:

[(1, 199944580), (2, 99972290), (4, 49986145), (5, 39988916), (10, 19994458), (11, 18176780), (20, 9997229), (22, 9088390), (44, 4544195), (47, 4254140), (55, 3635356), (61, 3277780), (94, 2127070), (110, 1817678), (122, 1638890), (188, 1063535), (220, 908839), (235, 850828), (244, 819445), (305, 655556), (317, 630740), (470, 425414), (517, 386740), (610, 327778), (634, 315370), (671, 297980), (940, 212707), (1034, 193370), (1220, 163889), (1268, 157685), (1342, 148990), (1585, 126148), (2068, 96685), (2585, 77348), (2684, 74495), (2867, 69740), (3170, 63074), (3355, 59596), (3487, 57340), (5170, 38674), (5734, 34870), (6340, 31537), (6710, 29798), (6974, 28670), (10340, 19337), (11468, 17435), (13420, 14899), (13948, 14335)]