7474000

素因数分解:

$2^4\times 5^3\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:161

約数の個数: 80

約数和(自身を含む): 18744336

約数和(自身を除く): 11270336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 101, 125, 148, 185, 200, 202, 250, 296, 370, 400, 404, 500, 505, 592, 740, 808, 925, 1000, 1010, 1480, 1616, 1850, 2000, 2020, 2525, 2960, 3700, 3737, 4040, 4625, 5050, 7400, 7474, 8080, 9250, 10100, 12625, 14800, 14948, 18500, 18685, 20200, 25250, 29896, 37000, 37370, 40400, 50500, 59792, 74000, 74740, 93425, 101000, 149480, 186850, 202000, 298960, 373700, 467125, 747400, 934250, 1494800, 1868500, 3737000, 7474000]

約数ペア:

[(1, 7474000), (2, 3737000), (4, 1868500), (5, 1494800), (8, 934250), (10, 747400), (16, 467125), (20, 373700), (25, 298960), (37, 202000), (40, 186850), (50, 149480), (74, 101000), (80, 93425), (100, 74740), (101, 74000), (125, 59792), (148, 50500), (185, 40400), (200, 37370), (202, 37000), (250, 29896), (296, 25250), (370, 20200), (400, 18685), (404, 18500), (500, 14948), (505, 14800), (592, 12625), (740, 10100), (808, 9250), (925, 8080), (1000, 7474), (1010, 7400), (1480, 5050), (1616, 4625), (1850, 4040), (2000, 3737), (2020, 3700), (2525, 2960)]