81453400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{797}}^1$

素因数の和:893

約数の個数: 96

約数和(自身を含む): 219673440

約数和(自身を除く): 138220040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 73, 100, 140, 146, 175, 200, 280, 292, 350, 365, 511, 584, 700, 730, 797, 1022, 1400, 1460, 1594, 1825, 2044, 2555, 2920, 3188, 3650, 3985, 4088, 5110, 5579, 6376, 7300, 7970, 10220, 11158, 12775, 14600, 15940, 19925, 20440, 22316, 25550, 27895, 31880, 39850, 44632, 51100, 55790, 58181, 79700, 102200, 111580, 116362, 139475, 159400, 223160, 232724, 278950, 290905, 407267, 465448, 557900, 581810, 814534, 1115800, 1163620, 1454525, 1629068, 2036335, 2327240, 2909050, 3258136, 4072670, 5818100, 8145340, 10181675, 11636200, 16290680, 20363350, 40726700, 81453400]

約数ペア:

[(1, 81453400), (2, 40726700), (4, 20363350), (5, 16290680), (7, 11636200), (8, 10181675), (10, 8145340), (14, 5818100), (20, 4072670), (25, 3258136), (28, 2909050), (35, 2327240), (40, 2036335), (50, 1629068), (56, 1454525), (70, 1163620), (73, 1115800), (100, 814534), (140, 581810), (146, 557900), (175, 465448), (200, 407267), (280, 290905), (292, 278950), (350, 232724), (365, 223160), (511, 159400), (584, 139475), (700, 116362), (730, 111580), (797, 102200), (1022, 79700), (1400, 58181), (1460, 55790), (1594, 51100), (1825, 44632), (2044, 39850), (2555, 31880), (2920, 27895), (3188, 25550), (3650, 22316), (3985, 20440), (4088, 19925), (5110, 15940), (5579, 14600), (6376, 12775), (7300, 11158), (7970, 10220)]