71371600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{9391}}^1$

素因数の和:9428

約数の個数: 60

約数和(自身を含む): 180514240

約数和(自身を除く): 109142640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 9391, 18782, 37564, 46955, 75128, 93910, 150256, 178429, 187820, 234775, 356858, 375640, 469550, 713716, 751280, 892145, 939100, 1427432, 1784290, 1878200, 2854864, 3568580, 3756400, 4460725, 7137160, 8921450, 14274320, 17842900, 35685800, 71371600]

約数ペア:

[(1, 71371600), (2, 35685800), (4, 17842900), (5, 14274320), (8, 8921450), (10, 7137160), (16, 4460725), (19, 3756400), (20, 3568580), (25, 2854864), (38, 1878200), (40, 1784290), (50, 1427432), (76, 939100), (80, 892145), (95, 751280), (100, 713716), (152, 469550), (190, 375640), (200, 356858), (304, 234775), (380, 187820), (400, 178429), (475, 150256), (760, 93910), (950, 75128), (1520, 46955), (1900, 37564), (3800, 18782), (7600, 9391)]