64121212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 123409440

約数和(自身を除く): 59288228

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 109, 164, 211, 218, 422, 436, 697, 844, 1394, 1853, 2788, 3587, 3706, 4469, 7174, 7412, 8651, 8938, 14348, 17302, 17876, 22999, 34604, 45998, 75973, 91996, 147067, 151946, 294134, 303892, 390983, 588268, 781966, 942959, 1563932, 1885918, 3771836, 16030303, 32060606, 64121212]

約数ペア:

[(1, 64121212), (2, 32060606), (4, 16030303), (17, 3771836), (34, 1885918), (41, 1563932), (68, 942959), (82, 781966), (109, 588268), (164, 390983), (211, 303892), (218, 294134), (422, 151946), (436, 147067), (697, 91996), (844, 75973), (1394, 45998), (1853, 34604), (2788, 22999), (3587, 17876), (3706, 17302), (4469, 14348), (7174, 8938), (7412, 8651)]