80648400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{9601}}^1$

素因数の和:9629

約数の個数: 120

約数和(自身を含む): 295280704

約数和(自身を除く): 214632304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 8400, 9601, 19202, 28803, 38404, 48005, 57606, 67207, 76808, 96010, 115212, 134414, 144015, 153616, 192020, 201621, 230424, 240025, 268828, 288030, 336035, 384040, 403242, 460848, 480050, 537656, 576060, 672070, 720075, 768080, 806484, 960100, 1008105, 1075312, 1152120, 1344140, 1440150, 1612968, 1680175, 1920200, 2016210, 2304240, 2688280, 2880300, 3225936, 3360350, 3840400, 4032420, 5040525, 5376560, 5760600, 6720700, 8064840, 10081050, 11521200, 13441400, 16129680, 20162100, 26882800, 40324200, 80648400]

約数ペア:

[(1, 80648400), (2, 40324200), (3, 26882800), (4, 20162100), (5, 16129680), (6, 13441400), (7, 11521200), (8, 10081050), (10, 8064840), (12, 6720700), (14, 5760600), (15, 5376560), (16, 5040525), (20, 4032420), (21, 3840400), (24, 3360350), (25, 3225936), (28, 2880300), (30, 2688280), (35, 2304240), (40, 2016210), (42, 1920200), (48, 1680175), (50, 1612968), (56, 1440150), (60, 1344140), (70, 1152120), (75, 1075312), (80, 1008105), (84, 960100), (100, 806484), (105, 768080), (112, 720075), (120, 672070), (140, 576060), (150, 537656), (168, 480050), (175, 460848), (200, 403242), (210, 384040), (240, 336035), (280, 288030), (300, 268828), (336, 240025), (350, 230424), (400, 201621), (420, 192020), (525, 153616), (560, 144015), (600, 134414), (700, 115212), (840, 96010), (1050, 76808), (1200, 67207), (1400, 57606), (1680, 48005), (2100, 38404), (2800, 28803), (4200, 19202), (8400, 9601)]