78177770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{5113}}^1$

素因数の和:5270

約数の個数: 32

約数和(自身を含む): 154647360

約数和(自身を除く): 76469590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 3058, 5113, 7645, 10226, 15290, 25565, 51130, 56243, 112486, 281215, 562430, 710707, 1421414, 3553535, 7107070, 7817777, 15635554, 39088885, 78177770]

約数ペア:

[(1, 78177770), (2, 39088885), (5, 15635554), (10, 7817777), (11, 7107070), (22, 3553535), (55, 1421414), (110, 710707), (139, 562430), (278, 281215), (695, 112486), (1390, 56243), (1529, 51130), (3058, 25565), (5113, 15290), (7645, 10226)]