268502408

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{7789}}^1$

素因数の和:7965

約数の個数: 32

約数和(自身を含む): 523488000

約数和(自身を除く): 254985592

約数列:

[1, 2, 4, 8, 31, 62, 124, 139, 248, 278, 556, 1112, 4309, 7789, 8618, 15578, 17236, 31156, 34472, 62312, 241459, 482918, 965836, 1082671, 1931672, 2165342, 4330684, 8661368, 33562801, 67125602, 134251204, 268502408]

約数ペア:

[(1, 268502408), (2, 134251204), (4, 67125602), (8, 33562801), (31, 8661368), (62, 4330684), (124, 2165342), (139, 1931672), (248, 1082671), (278, 965836), (556, 482918), (1112, 241459), (4309, 62312), (7789, 34472), (8618, 31156), (15578, 17236)]