80186320

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7211}}^1$

素因数の和:7363

約数の個数: 40

約数和(自身を含む): 187800480

約数和(自身を除く): 107614160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 7211, 11120, 14422, 28844, 36055, 57688, 72110, 115376, 144220, 288440, 576880, 1002329, 2004658, 4009316, 5011645, 8018632, 10023290, 16037264, 20046580, 40093160, 80186320]

約数ペア:

[(1, 80186320), (2, 40093160), (4, 20046580), (5, 16037264), (8, 10023290), (10, 8018632), (16, 5011645), (20, 4009316), (40, 2004658), (80, 1002329), (139, 576880), (278, 288440), (556, 144220), (695, 115376), (1112, 72110), (1390, 57688), (2224, 36055), (2780, 28844), (5560, 14422), (7211, 11120)]