83421880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50867}}^1$

素因数の和:50919

約数の個数: 32

約数和(自身を含む): 192281040

約数和(自身を除く): 108859160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 50867, 101734, 203468, 254335, 406936, 508670, 1017340, 2034680, 2085547, 4171094, 8342188, 10427735, 16684376, 20855470, 41710940, 83421880]

約数ペア:

[(1, 83421880), (2, 41710940), (4, 20855470), (5, 16684376), (8, 10427735), (10, 8342188), (20, 4171094), (40, 2085547), (41, 2034680), (82, 1017340), (164, 508670), (205, 406936), (328, 254335), (410, 203468), (820, 101734), (1640, 50867)]