66799120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{49117}}^1$

素因数の和:49147

約数の個数: 40

約数和(自身を含む): 164447064

約数和(自身を除く): 97647944

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 49117, 98234, 196468, 245585, 392936, 491170, 785872, 834989, 982340, 1669978, 1964680, 3339956, 3929360, 4174945, 6679912, 8349890, 13359824, 16699780, 33399560, 66799120]

約数ペア:

[(1, 66799120), (2, 33399560), (4, 16699780), (5, 13359824), (8, 8349890), (10, 6679912), (16, 4174945), (17, 3929360), (20, 3339956), (34, 1964680), (40, 1669978), (68, 982340), (80, 834989), (85, 785872), (136, 491170), (170, 392936), (272, 245585), (340, 196468), (680, 98234), (1360, 49117)]