4955149840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:717

約数の個数: 160

約数和(自身を含む): 12499200000

約数和(自身を除く): 7544050160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 139, 152, 188, 190, 235, 278, 304, 376, 380, 470, 499, 556, 695, 752, 760, 893, 940, 998, 1112, 1390, 1520, 1786, 1880, 1996, 2224, 2495, 2641, 2780, 3572, 3760, 3992, 4465, 4990, 5282, 5560, 6533, 7144, 7984, 8930, 9481, 9980, 10564, 11120, 13066, 13205, 14288, 17860, 18962, 19960, 21128, 23453, 26132, 26410, 32665, 35720, 37924, 39920, 42256, 46906, 47405, 52264, 52820, 65330, 69361, 71440, 75848, 93812, 94810, 104528, 105640, 117265, 124127, 130660, 138722, 151696, 187624, 189620, 211280, 234530, 248254, 261320, 277444, 346805, 375248, 379240, 445607, 469060, 496508, 522640, 554888, 620635, 693610, 758480, 891214, 938120, 993016, 1109776, 1241270, 1317859, 1387220, 1782428, 1876240, 1986032, 2228035, 2482540, 2635718, 2774440, 3259967, 3564856, 4456070, 4965080, 5271436, 5548880, 6519934, 6589295, 7129712, 8912140, 9930160, 10542872, 13039868, 13178590, 16299835, 17824280, 21085744, 26079736, 26357180, 32599670, 35648560, 52159472, 52714360, 61939373, 65199340, 105428720, 123878746, 130398680, 247757492, 260797360, 309696865, 495514984, 619393730, 991029968, 1238787460, 2477574920, 4955149840]

約数ペア:

[(1, 4955149840), (2, 2477574920), (4, 1238787460), (5, 991029968), (8, 619393730), (10, 495514984), (16, 309696865), (19, 260797360), (20, 247757492), (38, 130398680), (40, 123878746), (47, 105428720), (76, 65199340), (80, 61939373), (94, 52714360), (95, 52159472), (139, 35648560), (152, 32599670), (188, 26357180), (190, 26079736), (235, 21085744), (278, 17824280), (304, 16299835), (376, 13178590), (380, 13039868), (470, 10542872), (499, 9930160), (556, 8912140), (695, 7129712), (752, 6589295), (760, 6519934), (893, 5548880), (940, 5271436), (998, 4965080), (1112, 4456070), (1390, 3564856), (1520, 3259967), (1786, 2774440), (1880, 2635718), (1996, 2482540), (2224, 2228035), (2495, 1986032), (2641, 1876240), (2780, 1782428), (3572, 1387220), (3760, 1317859), (3992, 1241270), (4465, 1109776), (4990, 993016), (5282, 938120), (5560, 891214), (6533, 758480), (7144, 693610), (7984, 620635), (8930, 554888), (9481, 522640), (9980, 496508), (10564, 469060), (11120, 445607), (13066, 379240), (13205, 375248), (14288, 346805), (17860, 277444), (18962, 261320), (19960, 248254), (21128, 234530), (23453, 211280), (26132, 189620), (26410, 187624), (32665, 151696), (35720, 138722), (37924, 130660), (39920, 124127), (42256, 117265), (46906, 105640), (47405, 104528), (52264, 94810), (52820, 93812), (65330, 75848), (69361, 71440)]