51400240

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7741}}^1$

素因数の和:7837

約数の個数: 40

約数和(自身を含む): 120961008

約数和(自身を除く): 69560768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 7741, 15482, 30964, 38705, 61928, 77410, 123856, 154820, 309640, 619280, 642503, 1285006, 2570012, 3212515, 5140024, 6425030, 10280048, 12850060, 25700120, 51400240]

約数ペア:

[(1, 51400240), (2, 25700120), (4, 12850060), (5, 10280048), (8, 6425030), (10, 5140024), (16, 3212515), (20, 2570012), (40, 1285006), (80, 642503), (83, 619280), (166, 309640), (332, 154820), (415, 123856), (664, 77410), (830, 61928), (1328, 38705), (1660, 30964), (3320, 15482), (6640, 7741)]