67252688

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:699

約数の個数: 40

約数和(自身を含む): 134217600

約数和(自身を除く): 66964912

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 239, 344, 409, 478, 688, 818, 956, 1636, 1912, 3272, 3824, 6544, 10277, 17587, 20554, 35174, 41108, 70348, 82216, 97751, 140696, 164432, 195502, 281392, 391004, 782008, 1564016, 4203293, 8406586, 16813172, 33626344, 67252688]

約数ペア:

[(1, 67252688), (2, 33626344), (4, 16813172), (8, 8406586), (16, 4203293), (43, 1564016), (86, 782008), (172, 391004), (239, 281392), (344, 195502), (409, 164432), (478, 140696), (688, 97751), (818, 82216), (956, 70348), (1636, 41108), (1912, 35174), (3272, 20554), (3824, 17587), (6544, 10277)]