90615040

素因数分解:

$2^8\times 5^1\times {\mathrm{70793}}^1$

素因数の和:70814

約数の個数: 36

約数和(自身を含む): 217054404

約数和(自身を除く): 126439364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 70793, 141586, 283172, 353965, 566344, 707930, 1132688, 1415860, 2265376, 2831720, 4530752, 5663440, 9061504, 11326880, 18123008, 22653760, 45307520, 90615040]

約数ペア:

[(1, 90615040), (2, 45307520), (4, 22653760), (5, 18123008), (8, 11326880), (10, 9061504), (16, 5663440), (20, 4530752), (32, 2831720), (40, 2265376), (64, 1415860), (80, 1132688), (128, 707930), (160, 566344), (256, 353965), (320, 283172), (640, 141586), (1280, 70793)]