7925931416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1\times {\mathrm{1439}}^1$

素因数の和:1920

約数の個数: 64

約数和(自身を含む): 16155417600

約数和(自身を除く): 8229486184

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 211, 251, 422, 502, 844, 1004, 1439, 1688, 2008, 2743, 2878, 3263, 5486, 5756, 6526, 10972, 11512, 13052, 18707, 21944, 26104, 37414, 52961, 74828, 105922, 149656, 211844, 303629, 361189, 423688, 607258, 688493, 722378, 1214516, 1376986, 1444756, 2429032, 2753972, 2889512, 3947177, 4695457, 5507944, 7894354, 9390914, 15788708, 18781828, 31577416, 37563656, 76210879, 152421758, 304843516, 609687032, 990741427, 1981482854, 3962965708, 7925931416]

約数ペア:

[(1, 7925931416), (2, 3962965708), (4, 1981482854), (8, 990741427), (13, 609687032), (26, 304843516), (52, 152421758), (104, 76210879), (211, 37563656), (251, 31577416), (422, 18781828), (502, 15788708), (844, 9390914), (1004, 7894354), (1439, 5507944), (1688, 4695457), (2008, 3947177), (2743, 2889512), (2878, 2753972), (3263, 2429032), (5486, 1444756), (5756, 1376986), (6526, 1214516), (10972, 722378), (11512, 688493), (13052, 607258), (18707, 423688), (21944, 361189), (26104, 303629), (37414, 211844), (52961, 149656), (74828, 105922)]