650480

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 40

約数和(自身を含む): 1553472

約数和(自身を除く): 902992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 173, 188, 235, 346, 376, 470, 692, 752, 865, 940, 1384, 1730, 1880, 2768, 3460, 3760, 6920, 8131, 13840, 16262, 32524, 40655, 65048, 81310, 130096, 162620, 325240, 650480]

約数ペア:

[(1, 650480), (2, 325240), (4, 162620), (5, 130096), (8, 81310), (10, 65048), (16, 40655), (20, 32524), (40, 16262), (47, 13840), (80, 8131), (94, 6920), (173, 3760), (188, 3460), (235, 2768), (346, 1880), (376, 1730), (470, 1384), (692, 940), (752, 865)]