31386850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 64281600

約数和(自身を除く): 32894750

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 149, 275, 298, 383, 550, 745, 766, 1490, 1639, 1915, 3278, 3725, 3830, 4213, 7450, 8195, 8426, 9575, 16390, 19150, 21065, 40975, 42130, 57067, 81950, 105325, 114134, 210650, 285335, 570670, 627737, 1255474, 1426675, 2853350, 3138685, 6277370, 15693425, 31386850]

約数ペア:

[(1, 31386850), (2, 15693425), (5, 6277370), (10, 3138685), (11, 2853350), (22, 1426675), (25, 1255474), (50, 627737), (55, 570670), (110, 285335), (149, 210650), (275, 114134), (298, 105325), (383, 81950), (550, 57067), (745, 42130), (766, 40975), (1490, 21065), (1639, 19150), (1915, 16390), (3278, 9575), (3725, 8426), (3830, 8195), (4213, 7450)]