215911075970

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8171}}^1\times {\mathrm{37217}}^1$

素因数の和:45466

約数の個数: 32

約数和(自身を含む): 394172562816

約数和(自身を除く): 178261486846

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 8171, 16342, 37217, 40855, 74434, 81710, 186085, 372170, 580141, 1160282, 2642407, 2900705, 5284814, 5801410, 13212035, 26424070, 304100107, 608200214, 1520500535, 3041001070, 21591107597, 43182215194, 107955537985, 215911075970]

約数ペア:

[(1, 215911075970), (2, 107955537985), (5, 43182215194), (10, 21591107597), (71, 3041001070), (142, 1520500535), (355, 608200214), (710, 304100107), (8171, 26424070), (16342, 13212035), (37217, 5801410), (40855, 5284814), (74434, 2900705), (81710, 2642407), (186085, 1160282), (372170, 580141)]