68688064

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:521

約数の個数: 56

約数和(自身を含む): 142646400

約数和(自身を除く): 73958336

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 89, 124, 178, 248, 356, 389, 496, 712, 778, 992, 1424, 1556, 1984, 2759, 2848, 3112, 5518, 5696, 6224, 11036, 12059, 12448, 22072, 24118, 24896, 34621, 44144, 48236, 69242, 88288, 96472, 138484, 176576, 192944, 276968, 385888, 553936, 771776, 1073251, 1107872, 2146502, 2215744, 4293004, 8586008, 17172016, 34344032, 68688064]

約数ペア:

[(1, 68688064), (2, 34344032), (4, 17172016), (8, 8586008), (16, 4293004), (31, 2215744), (32, 2146502), (62, 1107872), (64, 1073251), (89, 771776), (124, 553936), (178, 385888), (248, 276968), (356, 192944), (389, 176576), (496, 138484), (712, 96472), (778, 88288), (992, 69242), (1424, 48236), (1556, 44144), (1984, 34621), (2759, 24896), (2848, 24118), (3112, 22072), (5518, 12448), (5696, 12059), (6224, 11036)]