488990528

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18959}}^1$

素因数の和:19015

約数の個数: 56

約数和(自身を含む): 1078748160

約数和(自身を除く): 589757632

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 806, 832, 992, 1612, 1984, 3224, 6448, 12896, 18959, 25792, 37918, 75836, 151672, 246467, 303344, 492934, 587729, 606688, 985868, 1175458, 1213376, 1971736, 2350916, 3943472, 4701832, 7640477, 7886944, 9403664, 15280954, 15773888, 18807328, 30561908, 37614656, 61123816, 122247632, 244495264, 488990528]

約数ペア:

[(1, 488990528), (2, 244495264), (4, 122247632), (8, 61123816), (13, 37614656), (16, 30561908), (26, 18807328), (31, 15773888), (32, 15280954), (52, 9403664), (62, 7886944), (64, 7640477), (104, 4701832), (124, 3943472), (208, 2350916), (248, 1971736), (403, 1213376), (416, 1175458), (496, 985868), (806, 606688), (832, 587729), (992, 492934), (1612, 303344), (1984, 246467), (3224, 151672), (6448, 75836), (12896, 37918), (18959, 25792)]