142686560

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21751}}^1$

素因数の和:21807

約数の個数: 48

約数和(自身を含む): 345334752

約数和(自身を除く): 202648192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 21751, 43502, 87004, 108755, 174008, 217510, 348016, 435020, 696032, 870040, 891791, 1740080, 1783582, 3480160, 3567164, 4458955, 7134328, 8917910, 14268656, 17835820, 28537312, 35671640, 71343280, 142686560]

約数ペア:

[(1, 142686560), (2, 71343280), (4, 35671640), (5, 28537312), (8, 17835820), (10, 14268656), (16, 8917910), (20, 7134328), (32, 4458955), (40, 3567164), (41, 3480160), (80, 1783582), (82, 1740080), (160, 891791), (164, 870040), (205, 696032), (328, 435020), (410, 348016), (656, 217510), (820, 174008), (1312, 108755), (1640, 87004), (3280, 43502), (6560, 21751)]