81420072

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{199559}}^1$

素因数の和:199585

約数の個数: 32

約数和(自身を含む): 215524800

約数和(自身を除く): 134104728

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 199559, 399118, 598677, 798236, 1197354, 1596472, 2394708, 3392503, 4789416, 6785006, 10177509, 13570012, 20355018, 27140024, 40710036, 81420072]

約数ペア:

[(1, 81420072), (2, 40710036), (3, 27140024), (4, 20355018), (6, 13570012), (8, 10177509), (12, 6785006), (17, 4789416), (24, 3392503), (34, 2394708), (51, 1596472), (68, 1197354), (102, 798236), (136, 598677), (204, 399118), (408, 199559)]