25336920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 91929600

約数和(自身を除く): 66592680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 139, 140, 147, 155, 168, 186, 196, 210, 217, 245, 248, 278, 280, 294, 310, 372, 392, 417, 420, 434, 465, 490, 556, 588, 620, 651, 695, 735, 744, 834, 840, 868, 930, 973, 980, 1085, 1112, 1176, 1240, 1302, 1390, 1470, 1519, 1668, 1736, 1860, 1946, 1960, 2085, 2170, 2604, 2780, 2919, 2940, 3038, 3255, 3336, 3720, 3892, 4170, 4309, 4340, 4557, 4865, 5208, 5560, 5838, 5880, 6076, 6510, 6811, 7595, 7784, 8340, 8618, 8680, 9114, 9730, 11676, 12152, 12927, 13020, 13622, 14595, 15190, 16680, 17236, 18228, 19460, 20433, 21545, 22785, 23352, 25854, 26040, 27244, 29190, 30163, 30380, 34055, 34472, 36456, 38920, 40866, 43090, 45570, 51708, 54488, 58380, 60326, 60760, 64635, 68110, 81732, 86180, 90489, 91140, 102165, 103416, 116760, 120652, 129270, 136220, 150815, 163464, 172360, 180978, 182280, 204330, 211141, 241304, 258540, 272440, 301630, 361956, 408660, 422282, 452445, 517080, 603260, 633423, 723912, 817320, 844564, 904890, 1055705, 1206520, 1266846, 1689128, 1809780, 2111410, 2533692, 3167115, 3619560, 4222820, 5067384, 6334230, 8445640, 12668460, 25336920]

約数ペア:

[(1, 25336920), (2, 12668460), (3, 8445640), (4, 6334230), (5, 5067384), (6, 4222820), (7, 3619560), (8, 3167115), (10, 2533692), (12, 2111410), (14, 1809780), (15, 1689128), (20, 1266846), (21, 1206520), (24, 1055705), (28, 904890), (30, 844564), (31, 817320), (35, 723912), (40, 633423), (42, 603260), (49, 517080), (56, 452445), (60, 422282), (62, 408660), (70, 361956), (84, 301630), (93, 272440), (98, 258540), (105, 241304), (120, 211141), (124, 204330), (139, 182280), (140, 180978), (147, 172360), (155, 163464), (168, 150815), (186, 136220), (196, 129270), (210, 120652), (217, 116760), (245, 103416), (248, 102165), (278, 91140), (280, 90489), (294, 86180), (310, 81732), (372, 68110), (392, 64635), (417, 60760), (420, 60326), (434, 58380), (465, 54488), (490, 51708), (556, 45570), (588, 43090), (620, 40866), (651, 38920), (695, 36456), (735, 34472), (744, 34055), (834, 30380), (840, 30163), (868, 29190), (930, 27244), (973, 26040), (980, 25854), (1085, 23352), (1112, 22785), (1176, 21545), (1240, 20433), (1302, 19460), (1390, 18228), (1470, 17236), (1519, 16680), (1668, 15190), (1736, 14595), (1860, 13622), (1946, 13020), (1960, 12927), (2085, 12152), (2170, 11676), (2604, 9730), (2780, 9114), (2919, 8680), (2940, 8618), (3038, 8340), (3255, 7784), (3336, 7595), (3720, 6811), (3892, 6510), (4170, 6076), (4309, 5880), (4340, 5838), (4557, 5560), (4865, 5208)]