123896602895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10139}}^1\times {\mathrm{5081}}^1$

素因数の和:15275

約数の個数: 32

約数和(自身を含む): 164488484160

約数和(自身を除く): 40591881265

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 5081, 10139, 25405, 50695, 66053, 131807, 187997, 330265, 375143, 659035, 939985, 1875715, 2443961, 4876859, 12219805, 24384295, 51516259, 257581295, 669711367, 1906101583, 3348556835, 9530507915, 24779320579, 123896602895]

約数ペア:

[(1, 123896602895), (5, 24779320579), (13, 9530507915), (37, 3348556835), (65, 1906101583), (185, 669711367), (481, 257581295), (2405, 51516259), (5081, 24384295), (10139, 12219805), (25405, 4876859), (50695, 2443961), (66053, 1875715), (131807, 939985), (187997, 659035), (330265, 375143)]