827621860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{74027}}^1$

素因数の和:74092

約数の個数: 48

約数和(自身を含む): 1915252416

約数和(自身を除く): 1087630556

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 74027, 148054, 296108, 370135, 740270, 962351, 1480540, 1924702, 3183161, 3849404, 4811755, 6366322, 9623510, 12732644, 15915805, 19247020, 31831610, 41381093, 63663220, 82762186, 165524372, 206905465, 413810930, 827621860]

約数ペア:

[(1, 827621860), (2, 413810930), (4, 206905465), (5, 165524372), (10, 82762186), (13, 63663220), (20, 41381093), (26, 31831610), (43, 19247020), (52, 15915805), (65, 12732644), (86, 9623510), (130, 6366322), (172, 4811755), (215, 3849404), (260, 3183161), (430, 1924702), (559, 1480540), (860, 962351), (1118, 740270), (2236, 370135), (2795, 296108), (5590, 148054), (11180, 74027)]