72551180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1061}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 164856384

約数和(自身を除く): 92305204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 1052, 1061, 1315, 2122, 2630, 3419, 4244, 5260, 5305, 6838, 10610, 13676, 13793, 17095, 21220, 27586, 34190, 55172, 68380, 68965, 137930, 275860, 279043, 558086, 1116172, 1395215, 2790430, 3627559, 5580860, 7255118, 14510236, 18137795, 36275590, 72551180]

約数ペア:

[(1, 72551180), (2, 36275590), (4, 18137795), (5, 14510236), (10, 7255118), (13, 5580860), (20, 3627559), (26, 2790430), (52, 1395215), (65, 1116172), (130, 558086), (260, 279043), (263, 275860), (526, 137930), (1052, 68965), (1061, 68380), (1315, 55172), (2122, 34190), (2630, 27586), (3419, 21220), (4244, 17095), (5260, 13793), (5305, 13676), (6838, 10610)]