79537780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{293}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 195666408

約数和(自身を除く): 116128628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 277, 293, 490, 554, 586, 980, 1108, 1172, 1385, 1465, 1939, 2051, 2770, 2930, 3878, 4102, 5540, 5860, 7756, 8204, 9695, 10255, 13573, 14357, 19390, 20510, 27146, 28714, 38780, 41020, 54292, 57428, 67865, 71785, 81161, 135730, 143570, 162322, 271460, 287140, 324644, 405805, 568127, 811610, 1136254, 1623220, 2272508, 2840635, 3976889, 5681270, 7953778, 11362540, 15907556, 19884445, 39768890, 79537780]

約数ペア:

[(1, 79537780), (2, 39768890), (4, 19884445), (5, 15907556), (7, 11362540), (10, 7953778), (14, 5681270), (20, 3976889), (28, 2840635), (35, 2272508), (49, 1623220), (70, 1136254), (98, 811610), (140, 568127), (196, 405805), (245, 324644), (277, 287140), (293, 271460), (490, 162322), (554, 143570), (586, 135730), (980, 81161), (1108, 71785), (1172, 67865), (1385, 57428), (1465, 54292), (1939, 41020), (2051, 38780), (2770, 28714), (2930, 27146), (3878, 20510), (4102, 19390), (5540, 14357), (5860, 13573), (7756, 10255), (8204, 9695)]