89255780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3323}}^1$

素因数の和:3428

約数の個数: 48

約数和(自身を含む): 201035520

約数和(自身を除く): 111779740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1580, 2686, 3323, 5372, 6646, 6715, 13292, 13430, 16615, 26860, 33230, 56491, 66460, 112982, 225964, 262517, 282455, 525034, 564910, 1050068, 1129820, 1312585, 2625170, 4462789, 5250340, 8925578, 17851156, 22313945, 44627890, 89255780]

約数ペア:

[(1, 89255780), (2, 44627890), (4, 22313945), (5, 17851156), (10, 8925578), (17, 5250340), (20, 4462789), (34, 2625170), (68, 1312585), (79, 1129820), (85, 1050068), (158, 564910), (170, 525034), (316, 282455), (340, 262517), (395, 225964), (790, 112982), (1343, 66460), (1580, 56491), (2686, 33230), (3323, 26860), (5372, 16615), (6646, 13430), (6715, 13292)]