82070320

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14449}}^1$

素因数の和:14533

約数の個数: 40

約数和(自身を含む): 193514400

約数和(自身を除く): 111444080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 14449, 28898, 57796, 72245, 115592, 144490, 231184, 288980, 577960, 1025879, 1155920, 2051758, 4103516, 5129395, 8207032, 10258790, 16414064, 20517580, 41035160, 82070320]

約数ペア:

[(1, 82070320), (2, 41035160), (4, 20517580), (5, 16414064), (8, 10258790), (10, 8207032), (16, 5129395), (20, 4103516), (40, 2051758), (71, 1155920), (80, 1025879), (142, 577960), (284, 288980), (355, 231184), (568, 144490), (710, 115592), (1136, 72245), (1420, 57796), (2840, 28898), (5680, 14449)]