61872590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1245

約数の個数: 48

約数和(自身を含む): 124592256

約数和(自身を除く): 62719666

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 1181, 1690, 2015, 2362, 4030, 5239, 5905, 10478, 11810, 15353, 26195, 30706, 36611, 52390, 73222, 76765, 153530, 183055, 199589, 366110, 399178, 475943, 951886, 997945, 1995890, 2379715, 4759430, 6187259, 12374518, 30936295, 61872590]

約数ペア:

[(1, 61872590), (2, 30936295), (5, 12374518), (10, 6187259), (13, 4759430), (26, 2379715), (31, 1995890), (62, 997945), (65, 951886), (130, 475943), (155, 399178), (169, 366110), (310, 199589), (338, 183055), (403, 153530), (806, 76765), (845, 73222), (1181, 52390), (1690, 36611), (2015, 30706), (2362, 26195), (4030, 15353), (5239, 11810), (5905, 10478)]