90172788

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1367}}^1$

素因数の和:1636

約数の個数: 48

約数和(自身を含む): 220631040

約数和(自身を除く): 130458252

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 239, 276, 478, 717, 956, 1367, 1434, 2734, 2868, 4101, 5468, 5497, 8202, 10994, 16404, 16491, 21988, 31441, 32982, 62882, 65964, 94323, 125764, 188646, 326713, 377292, 653426, 980139, 1306852, 1960278, 3920556, 7514399, 15028798, 22543197, 30057596, 45086394, 90172788]

約数ペア:

[(1, 90172788), (2, 45086394), (3, 30057596), (4, 22543197), (6, 15028798), (12, 7514399), (23, 3920556), (46, 1960278), (69, 1306852), (92, 980139), (138, 653426), (239, 377292), (276, 326713), (478, 188646), (717, 125764), (956, 94323), (1367, 65964), (1434, 62882), (2734, 32982), (2868, 31441), (4101, 21988), (5468, 16491), (5497, 16404), (8202, 10994)]