67894720

素因数分解:

$2^6\times 5^1\times {\mathrm{331}}^1\times {\mathrm{641}}^1$

素因数の和:989

約数の個数: 56

約数和(自身を含む): 162415728

約数和(自身を除く): 94521008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 331, 641, 662, 1282, 1324, 1655, 2564, 2648, 3205, 3310, 5128, 5296, 6410, 6620, 10256, 10592, 12820, 13240, 20512, 21184, 25640, 26480, 41024, 51280, 52960, 102560, 105920, 205120, 212171, 424342, 848684, 1060855, 1697368, 2121710, 3394736, 4243420, 6789472, 8486840, 13578944, 16973680, 33947360, 67894720]

約数ペア:

[(1, 67894720), (2, 33947360), (4, 16973680), (5, 13578944), (8, 8486840), (10, 6789472), (16, 4243420), (20, 3394736), (32, 2121710), (40, 1697368), (64, 1060855), (80, 848684), (160, 424342), (320, 212171), (331, 205120), (641, 105920), (662, 102560), (1282, 52960), (1324, 51280), (1655, 41024), (2564, 26480), (2648, 25640), (3205, 21184), (3310, 20512), (5128, 13240), (5296, 12820), (6410, 10592), (6620, 10256)]