31338580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 82526976

約数和(自身を除く): 51188396

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 67, 70, 91, 130, 134, 140, 182, 257, 260, 268, 335, 364, 455, 469, 514, 670, 871, 910, 938, 1028, 1285, 1340, 1742, 1799, 1820, 1876, 2345, 2570, 3341, 3484, 3598, 4355, 4690, 5140, 6097, 6682, 7196, 8710, 8995, 9380, 12194, 13364, 16705, 17219, 17420, 17990, 23387, 24388, 30485, 33410, 34438, 35980, 46774, 60970, 66820, 68876, 86095, 93548, 116935, 120533, 121940, 172190, 223847, 233870, 241066, 344380, 447694, 467740, 482132, 602665, 895388, 1119235, 1205330, 1566929, 2238470, 2410660, 3133858, 4476940, 6267716, 7834645, 15669290, 31338580]

約数ペア:

[(1, 31338580), (2, 15669290), (4, 7834645), (5, 6267716), (7, 4476940), (10, 3133858), (13, 2410660), (14, 2238470), (20, 1566929), (26, 1205330), (28, 1119235), (35, 895388), (52, 602665), (65, 482132), (67, 467740), (70, 447694), (91, 344380), (130, 241066), (134, 233870), (140, 223847), (182, 172190), (257, 121940), (260, 120533), (268, 116935), (335, 93548), (364, 86095), (455, 68876), (469, 66820), (514, 60970), (670, 46774), (871, 35980), (910, 34438), (938, 33410), (1028, 30485), (1285, 24388), (1340, 23387), (1742, 17990), (1799, 17420), (1820, 17219), (1876, 16705), (2345, 13364), (2570, 12194), (3341, 9380), (3484, 8995), (3598, 8710), (4355, 7196), (4690, 6682), (5140, 6097)]