80814880

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17417}}^1$

素因数の和:17461

約数の個数: 48

約数和(自身を含む): 197520120

約数和(自身を除く): 116705240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 17417, 34834, 69668, 87085, 139336, 174170, 278672, 348340, 505093, 557344, 696680, 1010186, 1393360, 2020372, 2525465, 2786720, 4040744, 5050930, 8081488, 10101860, 16162976, 20203720, 40407440, 80814880]

約数ペア:

[(1, 80814880), (2, 40407440), (4, 20203720), (5, 16162976), (8, 10101860), (10, 8081488), (16, 5050930), (20, 4040744), (29, 2786720), (32, 2525465), (40, 2020372), (58, 1393360), (80, 1010186), (116, 696680), (145, 557344), (160, 505093), (232, 348340), (290, 278672), (464, 174170), (580, 139336), (928, 87085), (1160, 69668), (2320, 34834), (4640, 17417)]