71471320

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{11833}}^1$

素因数の和:11995

約数の個数: 32

約数和(自身を含む): 161889120

約数和(自身を除く): 90417800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 11833, 23666, 47332, 59165, 94664, 118330, 236660, 473320, 1786783, 3573566, 7147132, 8933915, 14294264, 17867830, 35735660, 71471320]

約数ペア:

[(1, 71471320), (2, 35735660), (4, 17867830), (5, 14294264), (8, 8933915), (10, 7147132), (20, 3573566), (40, 1786783), (151, 473320), (302, 236660), (604, 118330), (755, 94664), (1208, 59165), (1510, 47332), (3020, 23666), (6040, 11833)]