71501600

素因数分解:

$2^5\times 5^2\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:802

約数の個数: 72

約数和(自身を含む): 176082480

約数和(自身を除く): 104580880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 139, 160, 200, 278, 400, 556, 643, 695, 800, 1112, 1286, 1390, 2224, 2572, 2780, 3215, 3475, 4448, 5144, 5560, 6430, 6950, 10288, 11120, 12860, 13900, 16075, 20576, 22240, 25720, 27800, 32150, 51440, 55600, 64300, 89377, 102880, 111200, 128600, 178754, 257200, 357508, 446885, 514400, 715016, 893770, 1430032, 1787540, 2234425, 2860064, 3575080, 4468850, 7150160, 8937700, 14300320, 17875400, 35750800, 71501600]

約数ペア:

[(1, 71501600), (2, 35750800), (4, 17875400), (5, 14300320), (8, 8937700), (10, 7150160), (16, 4468850), (20, 3575080), (25, 2860064), (32, 2234425), (40, 1787540), (50, 1430032), (80, 893770), (100, 715016), (139, 514400), (160, 446885), (200, 357508), (278, 257200), (400, 178754), (556, 128600), (643, 111200), (695, 102880), (800, 89377), (1112, 64300), (1286, 55600), (1390, 51440), (2224, 32150), (2572, 27800), (2780, 25720), (3215, 22240), (3475, 20576), (4448, 16075), (5144, 13900), (5560, 12860), (6430, 11120), (6950, 10288)]