205021600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1239

約数の個数: 144

約数和(自身を含む): 590962176

約数和(自身を除く): 385940576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 160, 175, 200, 217, 224, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 800, 868, 992, 1085, 1120, 1181, 1240, 1400, 1550, 1736, 2170, 2362, 2480, 2800, 3100, 3472, 4340, 4724, 4960, 5425, 5600, 5905, 6200, 6944, 8267, 8680, 9448, 10850, 11810, 12400, 16534, 17360, 18896, 21700, 23620, 24800, 29525, 33068, 34720, 36611, 37792, 41335, 43400, 47240, 59050, 66136, 73222, 82670, 86800, 94480, 118100, 132272, 146444, 165340, 173600, 183055, 188960, 206675, 236200, 256277, 264544, 292888, 330680, 366110, 413350, 472400, 512554, 585776, 661360, 732220, 826700, 915275, 944800, 1025108, 1171552, 1281385, 1322720, 1464440, 1653400, 1830550, 2050216, 2562770, 2928880, 3306800, 3661100, 4100432, 5125540, 5857760, 6406925, 6613600, 7322200, 8200864, 10251080, 12813850, 14644400, 20502160, 25627700, 29288800, 41004320, 51255400, 102510800, 205021600]

約数ペア:

[(1, 205021600), (2, 102510800), (4, 51255400), (5, 41004320), (7, 29288800), (8, 25627700), (10, 20502160), (14, 14644400), (16, 12813850), (20, 10251080), (25, 8200864), (28, 7322200), (31, 6613600), (32, 6406925), (35, 5857760), (40, 5125540), (50, 4100432), (56, 3661100), (62, 3306800), (70, 2928880), (80, 2562770), (100, 2050216), (112, 1830550), (124, 1653400), (140, 1464440), (155, 1322720), (160, 1281385), (175, 1171552), (200, 1025108), (217, 944800), (224, 915275), (248, 826700), (280, 732220), (310, 661360), (350, 585776), (400, 512554), (434, 472400), (496, 413350), (560, 366110), (620, 330680), (700, 292888), (775, 264544), (800, 256277), (868, 236200), (992, 206675), (1085, 188960), (1120, 183055), (1181, 173600), (1240, 165340), (1400, 146444), (1550, 132272), (1736, 118100), (2170, 94480), (2362, 86800), (2480, 82670), (2800, 73222), (3100, 66136), (3472, 59050), (4340, 47240), (4724, 43400), (4960, 41335), (5425, 37792), (5600, 36611), (5905, 34720), (6200, 33068), (6944, 29525), (8267, 24800), (8680, 23620), (9448, 21700), (10850, 18896), (11810, 17360), (12400, 16534)]