81825616

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{829}}^1$

素因数の和:1067

約数の個数: 40

約数和(自身を含む): 164672000

約数和(自身を除く): 82846384

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 199, 248, 398, 496, 796, 829, 1592, 1658, 3184, 3316, 6169, 6632, 12338, 13264, 24676, 25699, 49352, 51398, 98704, 102796, 164971, 205592, 329942, 411184, 659884, 1319768, 2639536, 5114101, 10228202, 20456404, 40912808, 81825616]

約数ペア:

[(1, 81825616), (2, 40912808), (4, 20456404), (8, 10228202), (16, 5114101), (31, 2639536), (62, 1319768), (124, 659884), (199, 411184), (248, 329942), (398, 205592), (496, 164971), (796, 102796), (829, 98704), (1592, 51398), (1658, 49352), (3184, 25699), (3316, 24676), (6169, 13264), (6632, 12338)]