88870291420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{66321113}}^1$

素因数の和:66321189

約数の個数: 24

約数和(自身を含む): 189413101584

約数和(自身を除く): 100542810164

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 66321113, 132642226, 265284452, 331605565, 663211130, 1326422260, 4443514571, 8887029142, 17774058284, 22217572855, 44435145710, 88870291420]

約数ペア:

[(1, 88870291420), (2, 44435145710), (4, 22217572855), (5, 17774058284), (10, 8887029142), (20, 4443514571), (67, 1326422260), (134, 663211130), (268, 331605565), (335, 265284452), (670, 132642226), (1340, 66321113)]