31136480

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8461}}^1$

素因数の和:8499

約数の個数: 48

約数和(自身を含む): 76767264

約数和(自身を除く): 45630784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 8461, 16922, 33844, 42305, 67688, 84610, 135376, 169220, 194603, 270752, 338440, 389206, 676880, 778412, 973015, 1353760, 1556824, 1946030, 3113648, 3892060, 6227296, 7784120, 15568240, 31136480]

約数ペア:

[(1, 31136480), (2, 15568240), (4, 7784120), (5, 6227296), (8, 3892060), (10, 3113648), (16, 1946030), (20, 1556824), (23, 1353760), (32, 973015), (40, 778412), (46, 676880), (80, 389206), (92, 338440), (115, 270752), (160, 194603), (184, 169220), (230, 135376), (368, 84610), (460, 67688), (736, 42305), (920, 33844), (1840, 16922), (3680, 8461)]