91053440

素因数分解:

$2^7\times 5^1\times {\mathrm{142271}}^1$

素因数の和:142290

約数の個数: 32

約数和(自身を含む): 217676160

約数和(自身を除く): 126622720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 142271, 284542, 569084, 711355, 1138168, 1422710, 2276336, 2845420, 4552672, 5690840, 9105344, 11381680, 18210688, 22763360, 45526720, 91053440]

約数ペア:

[(1, 91053440), (2, 45526720), (4, 22763360), (5, 18210688), (8, 11381680), (10, 9105344), (16, 5690840), (20, 4552672), (32, 2845420), (40, 2276336), (64, 1422710), (80, 1138168), (128, 711355), (160, 569084), (320, 284542), (640, 142271)]