25879984

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{563}}^1$

素因数の和:614

約数の個数: 60

約数和(自身を含む): 57592296

約数和(自身を除く): 31712312

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 442, 563, 676, 884, 1126, 1352, 1768, 2252, 2704, 2873, 3536, 4504, 5746, 7319, 9008, 9571, 11492, 14638, 19142, 22984, 29276, 38284, 45968, 58552, 76568, 95147, 117104, 124423, 153136, 190294, 248846, 380588, 497692, 761176, 995384, 1522352, 1617499, 1990768, 3234998, 6469996, 12939992, 25879984]

約数ペア:

[(1, 25879984), (2, 12939992), (4, 6469996), (8, 3234998), (13, 1990768), (16, 1617499), (17, 1522352), (26, 995384), (34, 761176), (52, 497692), (68, 380588), (104, 248846), (136, 190294), (169, 153136), (208, 124423), (221, 117104), (272, 95147), (338, 76568), (442, 58552), (563, 45968), (676, 38284), (884, 29276), (1126, 22984), (1352, 19142), (1768, 14638), (2252, 11492), (2704, 9571), (2873, 9008), (3536, 7319), (4504, 5746)]