71317760

素因数分解:

$2^8\times 5^1\times {\mathrm{55717}}^1$

素因数の和:55738

約数の個数: 36

約数和(自身を含む): 170831388

約数和(自身を除く): 99513628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 55717, 111434, 222868, 278585, 445736, 557170, 891472, 1114340, 1782944, 2228680, 3565888, 4457360, 7131776, 8914720, 14263552, 17829440, 35658880, 71317760]

約数ペア:

[(1, 71317760), (2, 35658880), (4, 17829440), (5, 14263552), (8, 8914720), (10, 7131776), (16, 4457360), (20, 3565888), (32, 2228680), (40, 1782944), (64, 1114340), (80, 891472), (128, 557170), (160, 445736), (256, 278585), (320, 222868), (640, 111434), (1280, 55717)]