81999400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1583}}^1$

素因数の和:1643

約数の個数: 96

約数和(自身を含む): 223914240

約数和(自身を除く): 141914840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 37, 40, 50, 56, 70, 74, 100, 140, 148, 175, 185, 200, 259, 280, 296, 350, 370, 518, 700, 740, 925, 1036, 1295, 1400, 1480, 1583, 1850, 2072, 2590, 3166, 3700, 5180, 6332, 6475, 7400, 7915, 10360, 11081, 12664, 12950, 15830, 22162, 25900, 31660, 39575, 44324, 51800, 55405, 58571, 63320, 79150, 88648, 110810, 117142, 158300, 221620, 234284, 277025, 292855, 316600, 409997, 443240, 468568, 554050, 585710, 819994, 1108100, 1171420, 1464275, 1639988, 2049985, 2216200, 2342840, 2928550, 3279976, 4099970, 5857100, 8199940, 10249925, 11714200, 16399880, 20499850, 40999700, 81999400]

約数ペア:

[(1, 81999400), (2, 40999700), (4, 20499850), (5, 16399880), (7, 11714200), (8, 10249925), (10, 8199940), (14, 5857100), (20, 4099970), (25, 3279976), (28, 2928550), (35, 2342840), (37, 2216200), (40, 2049985), (50, 1639988), (56, 1464275), (70, 1171420), (74, 1108100), (100, 819994), (140, 585710), (148, 554050), (175, 468568), (185, 443240), (200, 409997), (259, 316600), (280, 292855), (296, 277025), (350, 234284), (370, 221620), (518, 158300), (700, 117142), (740, 110810), (925, 88648), (1036, 79150), (1295, 63320), (1400, 58571), (1480, 55405), (1583, 51800), (1850, 44324), (2072, 39575), (2590, 31660), (3166, 25900), (3700, 22162), (5180, 15830), (6332, 12950), (6475, 12664), (7400, 11081), (7915, 10360)]