78545844

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1069}}^1$

素因数の和:1249

約数の個数: 72

約数和(自身を含む): 215382440

約数和(自身を除く): 136836596

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 157, 234, 314, 468, 471, 628, 942, 1069, 1413, 1884, 2041, 2138, 2826, 3207, 4082, 4276, 5652, 6123, 6414, 8164, 9621, 12246, 12828, 13897, 18369, 19242, 24492, 27794, 36738, 38484, 41691, 55588, 73476, 83382, 125073, 166764, 167833, 250146, 335666, 500292, 503499, 671332, 1006998, 1510497, 2013996, 2181829, 3020994, 4363658, 6041988, 6545487, 8727316, 13090974, 19636461, 26181948, 39272922, 78545844]

約数ペア:

[(1, 78545844), (2, 39272922), (3, 26181948), (4, 19636461), (6, 13090974), (9, 8727316), (12, 6545487), (13, 6041988), (18, 4363658), (26, 3020994), (36, 2181829), (39, 2013996), (52, 1510497), (78, 1006998), (117, 671332), (156, 503499), (157, 500292), (234, 335666), (314, 250146), (468, 167833), (471, 166764), (628, 125073), (942, 83382), (1069, 73476), (1413, 55588), (1884, 41691), (2041, 38484), (2138, 36738), (2826, 27794), (3207, 24492), (4082, 19242), (4276, 18369), (5652, 13897), (6123, 12828), (6414, 12246), (8164, 9621)]