80528700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1237}}^1$

素因数の和:1292

約数の個数: 144

約数和(自身を含む): 275093504

約数和(自身を除く): 194564804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 50, 60, 62, 70, 75, 84, 93, 100, 105, 124, 140, 150, 155, 175, 186, 210, 217, 300, 310, 350, 372, 420, 434, 465, 525, 620, 651, 700, 775, 868, 930, 1050, 1085, 1237, 1302, 1550, 1860, 2100, 2170, 2325, 2474, 2604, 3100, 3255, 3711, 4340, 4650, 4948, 5425, 6185, 6510, 7422, 8659, 9300, 10850, 12370, 13020, 14844, 16275, 17318, 18555, 21700, 24740, 25977, 30925, 32550, 34636, 37110, 38347, 43295, 51954, 61850, 65100, 74220, 76694, 86590, 92775, 103908, 115041, 123700, 129885, 153388, 173180, 185550, 191735, 216475, 230082, 259770, 268429, 371100, 383470, 432950, 460164, 519540, 536858, 575205, 649425, 766940, 805287, 865900, 958675, 1073716, 1150410, 1298850, 1342145, 1610574, 1917350, 2300820, 2597700, 2684290, 2876025, 3221148, 3834700, 4026435, 5368580, 5752050, 6710725, 8052870, 11504100, 13421450, 16105740, 20132175, 26842900, 40264350, 80528700]

約数ペア:

[(1, 80528700), (2, 40264350), (3, 26842900), (4, 20132175), (5, 16105740), (6, 13421450), (7, 11504100), (10, 8052870), (12, 6710725), (14, 5752050), (15, 5368580), (20, 4026435), (21, 3834700), (25, 3221148), (28, 2876025), (30, 2684290), (31, 2597700), (35, 2300820), (42, 1917350), (50, 1610574), (60, 1342145), (62, 1298850), (70, 1150410), (75, 1073716), (84, 958675), (93, 865900), (100, 805287), (105, 766940), (124, 649425), (140, 575205), (150, 536858), (155, 519540), (175, 460164), (186, 432950), (210, 383470), (217, 371100), (300, 268429), (310, 259770), (350, 230082), (372, 216475), (420, 191735), (434, 185550), (465, 173180), (525, 153388), (620, 129885), (651, 123700), (700, 115041), (775, 103908), (868, 92775), (930, 86590), (1050, 76694), (1085, 74220), (1237, 65100), (1302, 61850), (1550, 51954), (1860, 43295), (2100, 38347), (2170, 37110), (2325, 34636), (2474, 32550), (2604, 30925), (3100, 25977), (3255, 24740), (3711, 21700), (4340, 18555), (4650, 17318), (4948, 16275), (5425, 14844), (6185, 13020), (6510, 12370), (7422, 10850), (8659, 9300)]