99686959280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17550521}}^1$

素因数の和:17550605

約数の個数: 40

約数和(自身を含む): 235036590624

約数和(自身を除く): 135349631344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 17550521, 35101042, 70202084, 87752605, 140404168, 175505210, 280808336, 351010420, 702020840, 1246086991, 1404041680, 2492173982, 4984347964, 6230434955, 9968695928, 12460869910, 19937391856, 24921739820, 49843479640, 99686959280]

約数ペア:

[(1, 99686959280), (2, 49843479640), (4, 24921739820), (5, 19937391856), (8, 12460869910), (10, 9968695928), (16, 6230434955), (20, 4984347964), (40, 2492173982), (71, 1404041680), (80, 1246086991), (142, 702020840), (284, 351010420), (355, 280808336), (568, 175505210), (710, 140404168), (1136, 87752605), (1420, 70202084), (2840, 35101042), (5680, 17550521)]