126366400

素因数分解:

$2^6\times 5^2\times {\mathrm{78979}}^1$

素因数の和:79001

約数の個数: 42

約数和(自身を含む): 310944260

約数和(自身を除く): 184577860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 78979, 157958, 315916, 394895, 631832, 789790, 1263664, 1579580, 1974475, 2527328, 3159160, 3948950, 5054656, 6318320, 7897900, 12636640, 15795800, 25273280, 31591600, 63183200, 126366400]

約数ペア:

[(1, 126366400), (2, 63183200), (4, 31591600), (5, 25273280), (8, 15795800), (10, 12636640), (16, 7897900), (20, 6318320), (25, 5054656), (32, 3948950), (40, 3159160), (50, 2527328), (64, 1974475), (80, 1579580), (100, 1263664), (160, 789790), (200, 631832), (320, 394895), (400, 315916), (800, 157958), (1600, 78979)]