78931396

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 151421760

約数和(自身を除く): 72490364

約数列:

[1, 2, 4, 19, 38, 41, 73, 76, 82, 146, 164, 292, 347, 694, 779, 1387, 1388, 1558, 2774, 2993, 3116, 5548, 5986, 6593, 11972, 13186, 14227, 25331, 26372, 28454, 50662, 56867, 56908, 101324, 113734, 227468, 270313, 481289, 540626, 962578, 1038571, 1081252, 1925156, 2077142, 4154284, 19732849, 39465698, 78931396]

約数ペア:

[(1, 78931396), (2, 39465698), (4, 19732849), (19, 4154284), (38, 2077142), (41, 1925156), (73, 1081252), (76, 1038571), (82, 962578), (146, 540626), (164, 481289), (292, 270313), (347, 227468), (694, 113734), (779, 101324), (1387, 56908), (1388, 56867), (1558, 50662), (2774, 28454), (2993, 26372), (3116, 25331), (5548, 14227), (5986, 13186), (6593, 11972)]