31070300

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1979}}^1$

素因数の和:2150

約数の個数: 36

約数和(自身を含む): 67886280

約数和(自身を除く): 36815980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 628, 785, 1570, 1979, 3140, 3925, 3958, 7850, 7916, 9895, 15700, 19790, 39580, 49475, 98950, 197900, 310703, 621406, 1242812, 1553515, 3107030, 6214060, 7767575, 15535150, 31070300]

約数ペア:

[(1, 31070300), (2, 15535150), (4, 7767575), (5, 6214060), (10, 3107030), (20, 1553515), (25, 1242812), (50, 621406), (100, 310703), (157, 197900), (314, 98950), (628, 49475), (785, 39580), (1570, 19790), (1979, 15700), (3140, 9895), (3925, 7916), (3958, 7850)]