86673040

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2729}}^1$

素因数の和:3139

約数の個数: 40

約数和(自身を含む): 202096440

約数和(自身を除く): 115423400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 2729, 3176, 3970, 5458, 6352, 7940, 10916, 13645, 15880, 21832, 27290, 31760, 43664, 54580, 109160, 218320, 1083413, 2166826, 4333652, 5417065, 8667304, 10834130, 17334608, 21668260, 43336520, 86673040]

約数ペア:

[(1, 86673040), (2, 43336520), (4, 21668260), (5, 17334608), (8, 10834130), (10, 8667304), (16, 5417065), (20, 4333652), (40, 2166826), (80, 1083413), (397, 218320), (794, 109160), (1588, 54580), (1985, 43664), (2729, 31760), (3176, 27290), (3970, 21832), (5458, 15880), (6352, 13645), (7940, 10916)]