55619240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 133436160

約数和(自身を除く): 77816920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 263, 311, 340, 526, 622, 680, 1052, 1244, 1315, 1555, 2104, 2488, 2630, 3110, 4471, 5260, 5287, 6220, 8942, 10520, 10574, 12440, 17884, 21148, 22355, 26435, 35768, 42296, 44710, 52870, 81793, 89420, 105740, 163586, 178840, 211480, 327172, 408965, 654344, 817930, 1390481, 1635860, 2780962, 3271720, 5561924, 6952405, 11123848, 13904810, 27809620, 55619240]

約数ペア:

[(1, 55619240), (2, 27809620), (4, 13904810), (5, 11123848), (8, 6952405), (10, 5561924), (17, 3271720), (20, 2780962), (34, 1635860), (40, 1390481), (68, 817930), (85, 654344), (136, 408965), (170, 327172), (263, 211480), (311, 178840), (340, 163586), (526, 105740), (622, 89420), (680, 81793), (1052, 52870), (1244, 44710), (1315, 42296), (1555, 35768), (2104, 26435), (2488, 22355), (2630, 21148), (3110, 17884), (4471, 12440), (5260, 10574), (5287, 10520), (6220, 8942)]