71948360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1619}}^1$

素因数の和:1742

約数の個数: 64

約数和(自身を含む): 178459200

約数和(自身を除く): 106510840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 808, 1010, 1111, 1619, 2020, 2222, 3238, 4040, 4444, 5555, 6476, 8095, 8888, 11110, 12952, 16190, 17809, 22220, 32380, 35618, 44440, 64760, 71236, 89045, 142472, 163519, 178090, 327038, 356180, 654076, 712360, 817595, 1308152, 1635190, 1798709, 3270380, 3597418, 6540760, 7194836, 8993545, 14389672, 17987090, 35974180, 71948360]

約数ペア:

[(1, 71948360), (2, 35974180), (4, 17987090), (5, 14389672), (8, 8993545), (10, 7194836), (11, 6540760), (20, 3597418), (22, 3270380), (40, 1798709), (44, 1635190), (55, 1308152), (88, 817595), (101, 712360), (110, 654076), (202, 356180), (220, 327038), (404, 178090), (440, 163519), (505, 142472), (808, 89045), (1010, 71236), (1111, 64760), (1619, 44440), (2020, 35618), (2222, 32380), (3238, 22220), (4040, 17809), (4444, 16190), (5555, 12952), (6476, 11110), (8095, 8888)]