128203610

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{6263}}^1$

素因数の和:6382

約数の個数: 32

約数和(自身を含む): 243544320

約数和(自身を除く): 115340710

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 6263, 10235, 12526, 20470, 31315, 62630, 144049, 288098, 557407, 720245, 1114814, 1440490, 2787035, 5574070, 12820361, 25640722, 64101805, 128203610]

約数ペア:

[(1, 128203610), (2, 64101805), (5, 25640722), (10, 12820361), (23, 5574070), (46, 2787035), (89, 1440490), (115, 1114814), (178, 720245), (230, 557407), (445, 288098), (890, 144049), (2047, 62630), (4094, 31315), (6263, 20470), (10235, 12526)]