66902480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{49193}}^1$

素因数の和:49223

約数の個数: 40

約数和(自身を含む): 164701512

約数和(自身を除く): 97799032

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 49193, 98386, 196772, 245965, 393544, 491930, 787088, 836281, 983860, 1672562, 1967720, 3345124, 3935440, 4181405, 6690248, 8362810, 13380496, 16725620, 33451240, 66902480]

約数ペア:

[(1, 66902480), (2, 33451240), (4, 16725620), (5, 13380496), (8, 8362810), (10, 6690248), (16, 4181405), (17, 3935440), (20, 3345124), (34, 1967720), (40, 1672562), (68, 983860), (80, 836281), (85, 787088), (136, 491930), (170, 393544), (272, 245965), (340, 196772), (680, 98386), (1360, 49193)]