81323230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13807}}^1$

素因数の和:13864

約数の個数: 32

約数和(自身を含む): 159068160

約数和(自身を除く): 77744930

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 13807, 27614, 69035, 138070, 262333, 428017, 524666, 856034, 1311665, 2140085, 2623330, 4280170, 8132323, 16264646, 40661615, 81323230]

約数ペア:

[(1, 81323230), (2, 40661615), (5, 16264646), (10, 8132323), (19, 4280170), (31, 2623330), (38, 2140085), (62, 1311665), (95, 856034), (155, 524666), (190, 428017), (310, 262333), (589, 138070), (1178, 69035), (2945, 27614), (5890, 13807)]