16321400

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1033}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 38464800

約数和(自身を除く): 22143400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 316, 395, 632, 790, 1033, 1580, 1975, 2066, 3160, 3950, 4132, 5165, 7900, 8264, 10330, 15800, 20660, 25825, 41320, 51650, 81607, 103300, 163214, 206600, 326428, 408035, 652856, 816070, 1632140, 2040175, 3264280, 4080350, 8160700, 16321400]

約数ペア:

[(1, 16321400), (2, 8160700), (4, 4080350), (5, 3264280), (8, 2040175), (10, 1632140), (20, 816070), (25, 652856), (40, 408035), (50, 326428), (79, 206600), (100, 163214), (158, 103300), (200, 81607), (316, 51650), (395, 41320), (632, 25825), (790, 20660), (1033, 15800), (1580, 10330), (1975, 8264), (2066, 7900), (3160, 5165), (3950, 4132)]