157726580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16673}}^1$

素因数の和:16736

約数の個数: 48

約数和(自身を含む): 369762624

約数和(自身を除く): 212036044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 16673, 33346, 66692, 83365, 166730, 183403, 333460, 366806, 716939, 733612, 917015, 1433878, 1834030, 2867756, 3584695, 3668060, 7169390, 7886329, 14338780, 15772658, 31545316, 39431645, 78863290, 157726580]

約数ペア:

[(1, 157726580), (2, 78863290), (4, 39431645), (5, 31545316), (10, 15772658), (11, 14338780), (20, 7886329), (22, 7169390), (43, 3668060), (44, 3584695), (55, 2867756), (86, 1834030), (110, 1433878), (172, 917015), (215, 733612), (220, 716939), (430, 366806), (473, 333460), (860, 183403), (946, 166730), (1892, 83365), (2365, 66692), (4730, 33346), (9460, 16673)]