142047880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{21013}}^1$

素因数の和:21050

約数の個数: 48

約数和(自身を含む): 346100580

約数和(自身を除く): 204052700

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 21013, 42026, 84052, 105065, 168104, 210130, 273169, 420260, 546338, 840520, 1092676, 1365845, 2185352, 2731690, 3551197, 5463380, 7102394, 10926760, 14204788, 17755985, 28409576, 35511970, 71023940, 142047880]

約数ペア:

[(1, 142047880), (2, 71023940), (4, 35511970), (5, 28409576), (8, 17755985), (10, 14204788), (13, 10926760), (20, 7102394), (26, 5463380), (40, 3551197), (52, 2731690), (65, 2185352), (104, 1365845), (130, 1092676), (169, 840520), (260, 546338), (338, 420260), (520, 273169), (676, 210130), (845, 168104), (1352, 105065), (1690, 84052), (3380, 42026), (6760, 21013)]