90564230

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{269}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 165512160

約数和(自身を除く): 74947930

約数列:

[1, 2, 5, 10, 131, 257, 262, 269, 514, 538, 655, 1285, 1310, 1345, 2570, 2690, 33667, 35239, 67334, 69133, 70478, 138266, 168335, 176195, 336670, 345665, 352390, 691330, 9056423, 18112846, 45282115, 90564230]

約数ペア:

[(1, 90564230), (2, 45282115), (5, 18112846), (10, 9056423), (131, 691330), (257, 352390), (262, 345665), (269, 336670), (514, 176195), (538, 168335), (655, 138266), (1285, 70478), (1310, 69133), (1345, 67334), (2570, 35239), (2690, 33667)]