71677580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8893}}^1$

素因数の和:8946

約数の個数: 48

約数和(自身を含む): 167349504

約数和(自身を除く): 95671924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 8893, 17786, 35572, 44465, 88930, 115609, 177860, 231218, 275683, 462436, 551366, 578045, 1102732, 1156090, 1378415, 2312180, 2756830, 3583879, 5513660, 7167758, 14335516, 17919395, 35838790, 71677580]

約数ペア:

[(1, 71677580), (2, 35838790), (4, 17919395), (5, 14335516), (10, 7167758), (13, 5513660), (20, 3583879), (26, 2756830), (31, 2312180), (52, 1378415), (62, 1156090), (65, 1102732), (124, 578045), (130, 551366), (155, 462436), (260, 275683), (310, 231218), (403, 177860), (620, 115609), (806, 88930), (1612, 44465), (2015, 35572), (4030, 17786), (8060, 8893)]