90981416

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{1223}}^1$

素因数の和:1793

約数の個数: 32

約数和(自身を含む): 181103040

約数和(自身を除く): 90121624

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 547, 1094, 1223, 2188, 2446, 4376, 4892, 9299, 9784, 18598, 20791, 37196, 41582, 74392, 83164, 166328, 668981, 1337962, 2675924, 5351848, 11372677, 22745354, 45490708, 90981416]

約数ペア:

[(1, 90981416), (2, 45490708), (4, 22745354), (8, 11372677), (17, 5351848), (34, 2675924), (68, 1337962), (136, 668981), (547, 166328), (1094, 83164), (1223, 74392), (2188, 41582), (2446, 37196), (4376, 20791), (4892, 18598), (9299, 9784)]