85111640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2113}}^1$

素因数の和:2196

約数の個数: 64

約数和(自身を含む): 205480800

約数和(自身を除く): 120369160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1060, 2014, 2113, 2120, 4028, 4226, 5035, 8056, 8452, 10070, 10565, 16904, 20140, 21130, 40147, 40280, 42260, 80294, 84520, 111989, 160588, 200735, 223978, 321176, 401470, 447956, 559945, 802940, 895912, 1119890, 1605880, 2127791, 2239780, 4255582, 4479560, 8511164, 10638955, 17022328, 21277910, 42555820, 85111640]

約数ペア:

[(1, 85111640), (2, 42555820), (4, 21277910), (5, 17022328), (8, 10638955), (10, 8511164), (19, 4479560), (20, 4255582), (38, 2239780), (40, 2127791), (53, 1605880), (76, 1119890), (95, 895912), (106, 802940), (152, 559945), (190, 447956), (212, 401470), (265, 321176), (380, 223978), (424, 200735), (530, 160588), (760, 111989), (1007, 84520), (1060, 80294), (2014, 42260), (2113, 40280), (2120, 40147), (4028, 21130), (4226, 20140), (5035, 16904), (8056, 10565), (8452, 10070)]