89511890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{6317}}^1$

素因数の和:6446

約数の個数: 32

約数和(自身を含む): 175134960

約数和(自身を除く): 85623070

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 1090, 1417, 2834, 6317, 7085, 12634, 14170, 31585, 63170, 82121, 164242, 410605, 688553, 821210, 1377106, 3442765, 6885530, 8951189, 17902378, 44755945, 89511890]

約数ペア:

[(1, 89511890), (2, 44755945), (5, 17902378), (10, 8951189), (13, 6885530), (26, 3442765), (65, 1377106), (109, 821210), (130, 688553), (218, 410605), (545, 164242), (1090, 82121), (1417, 63170), (2834, 31585), (6317, 14170), (7085, 12634)]