206857100

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{33911}}^1$

素因数の和:33986

約数の個数: 36

約数和(自身を含む): 456252048

約数和(自身を除く): 249394948

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 33911, 67822, 135644, 169555, 339110, 678220, 847775, 1695550, 2068571, 3391100, 4137142, 8274284, 10342855, 20685710, 41371420, 51714275, 103428550, 206857100]

約数ペア:

[(1, 206857100), (2, 103428550), (4, 51714275), (5, 41371420), (10, 20685710), (20, 10342855), (25, 8274284), (50, 4137142), (61, 3391100), (100, 2068571), (122, 1695550), (244, 847775), (305, 678220), (610, 339110), (1220, 169555), (1525, 135644), (3050, 67822), (6100, 33911)]