200147920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{853}}^1$

素因数の和:1292

約数の個数: 80

約数和(自身を含む): 533715840

約数和(自身を除く): 333567920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 419, 560, 838, 853, 1676, 1706, 2095, 2933, 3352, 3412, 4190, 4265, 5866, 5971, 6704, 6824, 8380, 8530, 11732, 11942, 13648, 14665, 16760, 17060, 23464, 23884, 29330, 29855, 33520, 34120, 46928, 47768, 58660, 59710, 68240, 95536, 117320, 119420, 234640, 238840, 357407, 477680, 714814, 1429628, 1787035, 2501849, 2859256, 3574070, 5003698, 5718512, 7148140, 10007396, 12509245, 14296280, 20014792, 25018490, 28592560, 40029584, 50036980, 100073960, 200147920]

約数ペア:

[(1, 200147920), (2, 100073960), (4, 50036980), (5, 40029584), (7, 28592560), (8, 25018490), (10, 20014792), (14, 14296280), (16, 12509245), (20, 10007396), (28, 7148140), (35, 5718512), (40, 5003698), (56, 3574070), (70, 2859256), (80, 2501849), (112, 1787035), (140, 1429628), (280, 714814), (419, 477680), (560, 357407), (838, 238840), (853, 234640), (1676, 119420), (1706, 117320), (2095, 95536), (2933, 68240), (3352, 59710), (3412, 58660), (4190, 47768), (4265, 46928), (5866, 34120), (5971, 33520), (6704, 29855), (6824, 29330), (8380, 23884), (8530, 23464), (11732, 17060), (11942, 16760), (13648, 14665)]