83890720

素因数分解:

$2^5\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1511}}^1$

素因数の和:1873

約数の個数: 48

約数和(自身を含む): 198894528

約数和(自身を除く): 115003808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 347, 694, 1388, 1511, 1735, 2776, 3022, 3470, 5552, 6044, 6940, 7555, 11104, 12088, 13880, 15110, 24176, 27760, 30220, 48352, 55520, 60440, 120880, 241760, 524317, 1048634, 2097268, 2621585, 4194536, 5243170, 8389072, 10486340, 16778144, 20972680, 41945360, 83890720]

約数ペア:

[(1, 83890720), (2, 41945360), (4, 20972680), (5, 16778144), (8, 10486340), (10, 8389072), (16, 5243170), (20, 4194536), (32, 2621585), (40, 2097268), (80, 1048634), (160, 524317), (347, 241760), (694, 120880), (1388, 60440), (1511, 55520), (1735, 48352), (2776, 30220), (3022, 27760), (3470, 24176), (5552, 15110), (6044, 13880), (6940, 12088), (7555, 11104)]