71425484

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 146341440

約数和(自身を除く): 74915956

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 67, 76, 83, 134, 166, 169, 247, 268, 332, 338, 494, 676, 871, 988, 1079, 1273, 1577, 1742, 2158, 2546, 3154, 3211, 3484, 4316, 5092, 5561, 6308, 6422, 11122, 11323, 12844, 14027, 16549, 20501, 22244, 22646, 28054, 33098, 41002, 45292, 56108, 66196, 72293, 82004, 105659, 144586, 211318, 215137, 266513, 289172, 422636, 430274, 533026, 860548, 939809, 1066052, 1373567, 1879618, 2747134, 3759236, 5494268, 17856371, 35712742, 71425484]

約数ペア:

[(1, 71425484), (2, 35712742), (4, 17856371), (13, 5494268), (19, 3759236), (26, 2747134), (38, 1879618), (52, 1373567), (67, 1066052), (76, 939809), (83, 860548), (134, 533026), (166, 430274), (169, 422636), (247, 289172), (268, 266513), (332, 215137), (338, 211318), (494, 144586), (676, 105659), (871, 82004), (988, 72293), (1079, 66196), (1273, 56108), (1577, 45292), (1742, 41002), (2158, 33098), (2546, 28054), (3154, 22646), (3211, 22244), (3484, 20501), (4316, 16549), (5092, 14027), (5561, 12844), (6308, 11323), (6422, 11122)]