156896560

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{23629}}^1$

素因数の和:23725

約数の個数: 40

約数和(自身を含む): 369195120

約数和(自身を除く): 212298560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 23629, 47258, 94516, 118145, 189032, 236290, 378064, 472580, 945160, 1890320, 1961207, 3922414, 7844828, 9806035, 15689656, 19612070, 31379312, 39224140, 78448280, 156896560]

約数ペア:

[(1, 156896560), (2, 78448280), (4, 39224140), (5, 31379312), (8, 19612070), (10, 15689656), (16, 9806035), (20, 7844828), (40, 3922414), (80, 1961207), (83, 1890320), (166, 945160), (332, 472580), (415, 378064), (664, 236290), (830, 189032), (1328, 118145), (1660, 94516), (3320, 47258), (6640, 23629)]