42688672

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1153}}^1$

素因数の和:1265

約数の個数: 48

約数和(自身を含む): 91604520

約数和(自身を除く): 48915848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 89, 104, 178, 208, 356, 416, 712, 1153, 1157, 1424, 2306, 2314, 2848, 4612, 4628, 9224, 9256, 14989, 18448, 18512, 29978, 36896, 37024, 59956, 102617, 119912, 205234, 239824, 410468, 479648, 820936, 1334021, 1641872, 2668042, 3283744, 5336084, 10672168, 21344336, 42688672]

約数ペア:

[(1, 42688672), (2, 21344336), (4, 10672168), (8, 5336084), (13, 3283744), (16, 2668042), (26, 1641872), (32, 1334021), (52, 820936), (89, 479648), (104, 410468), (178, 239824), (208, 205234), (356, 119912), (416, 102617), (712, 59956), (1153, 37024), (1157, 36896), (1424, 29978), (2306, 18512), (2314, 18448), (2848, 14989), (4612, 9256), (4628, 9224)]