42871600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5641}}^1$

素因数の和:5678

約数の個数: 60

約数和(自身を含む): 108439240

約数和(自身を除く): 65567640

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, 5641, 7600, 11282, 22564, 28205, 45128, 56410, 90256, 107179, 112820, 141025, 214358, 225640, 282050, 428716, 451280, 535895, 564100, 857432, 1071790, 1128200, 1714864, 2143580, 2256400, 2679475, 4287160, 5358950, 8574320, 10717900, 21435800, 42871600]

約数ペア:

[(1, 42871600), (2, 21435800), (4, 10717900), (5, 8574320), (8, 5358950), (10, 4287160), (16, 2679475), (19, 2256400), (20, 2143580), (25, 1714864), (38, 1128200), (40, 1071790), (50, 857432), (76, 564100), (80, 535895), (95, 451280), (100, 428716), (152, 282050), (190, 225640), (200, 214358), (304, 141025), (380, 112820), (400, 107179), (475, 90256), (760, 56410), (950, 45128), (1520, 28205), (1900, 22564), (3800, 11282), (5641, 7600)]