85682800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:527

約数の個数: 120

約数和(自身を含む): 239127552

約数和(自身を除く): 153444752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 71, 80, 100, 112, 140, 142, 175, 200, 280, 284, 350, 355, 400, 431, 497, 560, 568, 700, 710, 862, 994, 1136, 1400, 1420, 1724, 1775, 1988, 2155, 2485, 2800, 2840, 3017, 3448, 3550, 3976, 4310, 4970, 5680, 6034, 6896, 7100, 7952, 8620, 9940, 10775, 12068, 12425, 14200, 15085, 17240, 19880, 21550, 24136, 24850, 28400, 30170, 30601, 34480, 39760, 43100, 48272, 49700, 60340, 61202, 75425, 86200, 99400, 120680, 122404, 150850, 153005, 172400, 198800, 214207, 241360, 244808, 301700, 306010, 428414, 489616, 603400, 612020, 765025, 856828, 1071035, 1206800, 1224040, 1530050, 1713656, 2142070, 2448080, 3060100, 3427312, 4284140, 5355175, 6120200, 8568280, 10710350, 12240400, 17136560, 21420700, 42841400, 85682800]

約数ペア:

[(1, 85682800), (2, 42841400), (4, 21420700), (5, 17136560), (7, 12240400), (8, 10710350), (10, 8568280), (14, 6120200), (16, 5355175), (20, 4284140), (25, 3427312), (28, 3060100), (35, 2448080), (40, 2142070), (50, 1713656), (56, 1530050), (70, 1224040), (71, 1206800), (80, 1071035), (100, 856828), (112, 765025), (140, 612020), (142, 603400), (175, 489616), (200, 428414), (280, 306010), (284, 301700), (350, 244808), (355, 241360), (400, 214207), (431, 198800), (497, 172400), (560, 153005), (568, 150850), (700, 122404), (710, 120680), (862, 99400), (994, 86200), (1136, 75425), (1400, 61202), (1420, 60340), (1724, 49700), (1775, 48272), (1988, 43100), (2155, 39760), (2485, 34480), (2800, 30601), (2840, 30170), (3017, 28400), (3448, 24850), (3550, 24136), (3976, 21550), (4310, 19880), (4970, 17240), (5680, 15085), (6034, 14200), (6896, 12425), (7100, 12068), (7952, 10775), (8620, 9940)]