682771280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:265

約数の個数: 120

約数和(自身を含む): 1675580256

約数和(自身を除く): 992808976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 107, 124, 155, 166, 214, 248, 310, 332, 415, 428, 496, 535, 620, 664, 830, 856, 961, 1070, 1240, 1328, 1660, 1712, 1922, 2140, 2480, 2573, 3317, 3320, 3844, 4280, 4805, 5146, 6634, 6640, 7688, 8560, 8881, 9610, 10292, 12865, 13268, 15376, 16585, 17762, 19220, 20584, 25730, 26536, 33170, 35524, 38440, 41168, 44405, 51460, 53072, 66340, 71048, 76880, 79763, 88810, 102827, 102920, 132680, 142096, 159526, 177620, 205654, 205840, 265360, 275311, 319052, 355240, 398815, 411308, 514135, 550622, 638104, 710480, 797630, 822616, 1028270, 1101244, 1276208, 1376555, 1595260, 1645232, 2056540, 2202488, 2753110, 3190520, 4113080, 4404976, 5506220, 6381040, 8226160, 8534641, 11012440, 17069282, 22024880, 34138564, 42673205, 68277128, 85346410, 136554256, 170692820, 341385640, 682771280]

約数ペア:

[(1, 682771280), (2, 341385640), (4, 170692820), (5, 136554256), (8, 85346410), (10, 68277128), (16, 42673205), (20, 34138564), (31, 22024880), (40, 17069282), (62, 11012440), (80, 8534641), (83, 8226160), (107, 6381040), (124, 5506220), (155, 4404976), (166, 4113080), (214, 3190520), (248, 2753110), (310, 2202488), (332, 2056540), (415, 1645232), (428, 1595260), (496, 1376555), (535, 1276208), (620, 1101244), (664, 1028270), (830, 822616), (856, 797630), (961, 710480), (1070, 638104), (1240, 550622), (1328, 514135), (1660, 411308), (1712, 398815), (1922, 355240), (2140, 319052), (2480, 275311), (2573, 265360), (3317, 205840), (3320, 205654), (3844, 177620), (4280, 159526), (4805, 142096), (5146, 132680), (6634, 102920), (6640, 102827), (7688, 88810), (8560, 79763), (8881, 76880), (9610, 71048), (10292, 66340), (12865, 53072), (13268, 51460), (15376, 44405), (16585, 41168), (17762, 38440), (19220, 35524), (20584, 33170), (25730, 26536)]