128575330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{5717}}^1$

素因数の和:5910

約数の個数: 32

約数和(自身を含む): 250722864

約数和(自身を除く): 122147534

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 4498, 5717, 11245, 11434, 22490, 28585, 57170, 74321, 148642, 371605, 743210, 989041, 1978082, 4945205, 9890410, 12857533, 25715066, 64287665, 128575330]

約数ペア:

[(1, 128575330), (2, 64287665), (5, 25715066), (10, 12857533), (13, 9890410), (26, 4945205), (65, 1978082), (130, 989041), (173, 743210), (346, 371605), (865, 148642), (1730, 74321), (2249, 57170), (4498, 28585), (5717, 22490), (11245, 11434)]