644980147220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{35792461}}^1$

素因数の和:35792540

約数の個数: 48

約数和(自身を含む): 1461191468688

約数和(自身を除く): 816211321468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1802, 3604, 4505, 9010, 18020, 35792461, 71584922, 143169844, 178962305, 357924610, 608471837, 715849220, 1216943674, 1897000433, 2433887348, 3042359185, 3794000866, 6084718370, 7588001732, 9485002165, 12169436740, 18970004330, 32249007361, 37940008660, 64498014722, 128996029444, 161245036805, 322490073610, 644980147220]

約数ペア:

[(1, 644980147220), (2, 322490073610), (4, 161245036805), (5, 128996029444), (10, 64498014722), (17, 37940008660), (20, 32249007361), (34, 18970004330), (53, 12169436740), (68, 9485002165), (85, 7588001732), (106, 6084718370), (170, 3794000866), (212, 3042359185), (265, 2433887348), (340, 1897000433), (530, 1216943674), (901, 715849220), (1060, 608471837), (1802, 357924610), (3604, 178962305), (4505, 143169844), (9010, 71584922), (18020, 35792461)]