69645440

素因数分解:

$2^7\times 5^1\times {\mathrm{108821}}^1$

素因数の和:108840

約数の個数: 32

約数和(自身を含む): 166497660

約数和(自身を除く): 96852220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 108821, 217642, 435284, 544105, 870568, 1088210, 1741136, 2176420, 3482272, 4352840, 6964544, 8705680, 13929088, 17411360, 34822720, 69645440]

約数ペア:

[(1, 69645440), (2, 34822720), (4, 17411360), (5, 13929088), (8, 8705680), (10, 6964544), (16, 4352840), (20, 3482272), (32, 2176420), (40, 1741136), (64, 1088210), (80, 870568), (128, 544105), (160, 435284), (320, 217642), (640, 108821)]