121795880

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{38543}}^1$

素因数の和:38633

約数の個数: 32

約数和(自身を含む): 277516800

約数和(自身を除く): 155720920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 38543, 77086, 154172, 192715, 308344, 385430, 770860, 1541720, 3044897, 6089794, 12179588, 15224485, 24359176, 30448970, 60897940, 121795880]

約数ペア:

[(1, 121795880), (2, 60897940), (4, 30448970), (5, 24359176), (8, 15224485), (10, 12179588), (20, 6089794), (40, 3044897), (79, 1541720), (158, 770860), (316, 385430), (395, 308344), (632, 192715), (790, 154172), (1580, 77086), (3160, 38543)]