12150500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1317

約数の個数: 48

約数和(自身を含む): 27955200

約数和(自身を除く): 15804700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1279, 1900, 2375, 2558, 4750, 5116, 6395, 9500, 12790, 24301, 25580, 31975, 48602, 63950, 97204, 121505, 127900, 159875, 243010, 319750, 486020, 607525, 639500, 1215050, 2430100, 3037625, 6075250, 12150500]

約数ペア:

[(1, 12150500), (2, 6075250), (4, 3037625), (5, 2430100), (10, 1215050), (19, 639500), (20, 607525), (25, 486020), (38, 319750), (50, 243010), (76, 159875), (95, 127900), (100, 121505), (125, 97204), (190, 63950), (250, 48602), (380, 31975), (475, 25580), (500, 24301), (950, 12790), (1279, 9500), (1900, 6395), (2375, 5116), (2558, 4750)]