65764480

素因数分解:

$2^7\times 5^1\times {\mathrm{211}}^1\times {\mathrm{487}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 158287680

約数和(自身を除く): 92523200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 320, 422, 487, 640, 844, 974, 1055, 1688, 1948, 2110, 2435, 3376, 3896, 4220, 4870, 6752, 7792, 8440, 9740, 13504, 15584, 16880, 19480, 27008, 31168, 33760, 38960, 62336, 67520, 77920, 102757, 135040, 155840, 205514, 311680, 411028, 513785, 822056, 1027570, 1644112, 2055140, 3288224, 4110280, 6576448, 8220560, 13152896, 16441120, 32882240, 65764480]

約数ペア:

[(1, 65764480), (2, 32882240), (4, 16441120), (5, 13152896), (8, 8220560), (10, 6576448), (16, 4110280), (20, 3288224), (32, 2055140), (40, 1644112), (64, 1027570), (80, 822056), (128, 513785), (160, 411028), (211, 311680), (320, 205514), (422, 155840), (487, 135040), (640, 102757), (844, 77920), (974, 67520), (1055, 62336), (1688, 38960), (1948, 33760), (2110, 31168), (2435, 27008), (3376, 19480), (3896, 16880), (4220, 15584), (4870, 13504), (6752, 9740), (7792, 8440)]