121666208

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:625

約数の個数: 48

約数和(自身を含む): 245624904

約数和(自身を除く): 123958696

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 157, 244, 314, 397, 488, 628, 794, 976, 1256, 1588, 1952, 2512, 3176, 5024, 6352, 9577, 12704, 19154, 24217, 38308, 48434, 62329, 76616, 96868, 124658, 153232, 193736, 249316, 306464, 387472, 498632, 774944, 997264, 1994528, 3802069, 7604138, 15208276, 30416552, 60833104, 121666208]

約数ペア:

[(1, 121666208), (2, 60833104), (4, 30416552), (8, 15208276), (16, 7604138), (32, 3802069), (61, 1994528), (122, 997264), (157, 774944), (244, 498632), (314, 387472), (397, 306464), (488, 249316), (628, 193736), (794, 153232), (976, 124658), (1256, 96868), (1588, 76616), (1952, 62329), (2512, 48434), (3176, 38308), (5024, 24217), (6352, 19154), (9577, 12704)]