51897160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2539}}^1$

素因数の和:2630

約数の個数: 64

約数和(自身を含む): 135331200

約数和(自身を除く): 83434040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2539, 2555, 2920, 4088, 5078, 5110, 10156, 10220, 12695, 17773, 20312, 20440, 25390, 35546, 50780, 71092, 88865, 101560, 142184, 177730, 185347, 355460, 370694, 710920, 741388, 926735, 1297429, 1482776, 1853470, 2594858, 3706940, 5189716, 6487145, 7413880, 10379432, 12974290, 25948580, 51897160]

約数ペア:

[(1, 51897160), (2, 25948580), (4, 12974290), (5, 10379432), (7, 7413880), (8, 6487145), (10, 5189716), (14, 3706940), (20, 2594858), (28, 1853470), (35, 1482776), (40, 1297429), (56, 926735), (70, 741388), (73, 710920), (140, 370694), (146, 355460), (280, 185347), (292, 177730), (365, 142184), (511, 101560), (584, 88865), (730, 71092), (1022, 50780), (1460, 35546), (2044, 25390), (2539, 20440), (2555, 20312), (2920, 17773), (4088, 12695), (5078, 10220), (5110, 10156)]