210617950

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{751}}^1$

素因数の和:913

約数の個数: 48

約数和(自身を含む): 402831360

約数和(自身を除く): 192213410

約数列:

[1, 2, 5, 10, 25, 50, 71, 79, 142, 158, 355, 395, 710, 751, 790, 1502, 1775, 1975, 3550, 3755, 3950, 5609, 7510, 11218, 18775, 28045, 37550, 53321, 56090, 59329, 106642, 118658, 140225, 266605, 280450, 296645, 533210, 593290, 1333025, 1483225, 2666050, 2966450, 4212359, 8424718, 21061795, 42123590, 105308975, 210617950]

約数ペア:

[(1, 210617950), (2, 105308975), (5, 42123590), (10, 21061795), (25, 8424718), (50, 4212359), (71, 2966450), (79, 2666050), (142, 1483225), (158, 1333025), (355, 593290), (395, 533210), (710, 296645), (751, 280450), (790, 266605), (1502, 140225), (1775, 118658), (1975, 106642), (3550, 59329), (3755, 56090), (3950, 53321), (5609, 37550), (7510, 28045), (11218, 18775)]