643770130

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{13619}}^1$

素因数の和:13818

約数の個数: 32

約数和(自身を含む): 1206187200

約数和(自身を除く): 562417070

約数列:

[1, 2, 5, 10, 29, 58, 145, 163, 290, 326, 815, 1630, 4727, 9454, 13619, 23635, 27238, 47270, 68095, 136190, 394951, 789902, 1974755, 2219897, 3949510, 4439794, 11099485, 22198970, 64377013, 128754026, 321885065, 643770130]

約数ペア:

[(1, 643770130), (2, 321885065), (5, 128754026), (10, 64377013), (29, 22198970), (58, 11099485), (145, 4439794), (163, 3949510), (290, 2219897), (326, 1974755), (815, 789902), (1630, 394951), (4727, 136190), (9454, 68095), (13619, 47270), (23635, 27238)]