79748260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{383}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 174182400

約数和(自身を除く): 94434140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 359, 383, 580, 718, 766, 1436, 1532, 1795, 1915, 3590, 3830, 7180, 7660, 10411, 11107, 20822, 22214, 41644, 44428, 52055, 55535, 104110, 111070, 137497, 208220, 222140, 274994, 549988, 687485, 1374970, 2749940, 3987413, 7974826, 15949652, 19937065, 39874130, 79748260]

約数ペア:

[(1, 79748260), (2, 39874130), (4, 19937065), (5, 15949652), (10, 7974826), (20, 3987413), (29, 2749940), (58, 1374970), (116, 687485), (145, 549988), (290, 274994), (359, 222140), (383, 208220), (580, 137497), (718, 111070), (766, 104110), (1436, 55535), (1532, 52055), (1795, 44428), (1915, 41644), (3590, 22214), (3830, 20822), (7180, 11107), (7660, 10411)]