85742220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84061}}^1$

素因数の和:84090

約数の個数: 48

約数和(自身を含む): 254203488

約数和(自身を除く): 168461268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 84061, 168122, 252183, 336244, 420305, 504366, 840610, 1008732, 1260915, 1429037, 1681220, 2521830, 2858074, 4287111, 5043660, 5716148, 7145185, 8574222, 14290370, 17148444, 21435555, 28580740, 42871110, 85742220]

約数ペア:

[(1, 85742220), (2, 42871110), (3, 28580740), (4, 21435555), (5, 17148444), (6, 14290370), (10, 8574222), (12, 7145185), (15, 5716148), (17, 5043660), (20, 4287111), (30, 2858074), (34, 2521830), (51, 1681220), (60, 1429037), (68, 1260915), (85, 1008732), (102, 840610), (170, 504366), (204, 420305), (255, 336244), (340, 252183), (510, 168122), (1020, 84061)]