211806880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42703}}^1$

素因数の和:42749

約数の個数: 48

約数和(自身を含む): 516547584

約数和(自身を除く): 304740704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 42703, 85406, 170812, 213515, 341624, 427030, 683248, 854060, 1323793, 1366496, 1708120, 2647586, 3416240, 5295172, 6618965, 6832480, 10590344, 13237930, 21180688, 26475860, 42361376, 52951720, 105903440, 211806880]

約数ペア:

[(1, 211806880), (2, 105903440), (4, 52951720), (5, 42361376), (8, 26475860), (10, 21180688), (16, 13237930), (20, 10590344), (31, 6832480), (32, 6618965), (40, 5295172), (62, 3416240), (80, 2647586), (124, 1708120), (155, 1366496), (160, 1323793), (248, 854060), (310, 683248), (496, 427030), (620, 341624), (992, 213515), (1240, 170812), (2480, 85406), (4960, 42703)]