68820496

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1559}}^1$

素因数の和:1687

約数の個数: 40

約数和(自身を含む): 139276800

約数和(自身を除く): 70456304

約数列:

[1, 2, 4, 8, 16, 31, 62, 89, 124, 178, 248, 356, 496, 712, 1424, 1559, 2759, 3118, 5518, 6236, 11036, 12472, 22072, 24944, 44144, 48329, 96658, 138751, 193316, 277502, 386632, 555004, 773264, 1110008, 2220016, 4301281, 8602562, 17205124, 34410248, 68820496]

約数ペア:

[(1, 68820496), (2, 34410248), (4, 17205124), (8, 8602562), (16, 4301281), (31, 2220016), (62, 1110008), (89, 773264), (124, 555004), (178, 386632), (248, 277502), (356, 193316), (496, 138751), (712, 96658), (1424, 48329), (1559, 44144), (2759, 24944), (3118, 22072), (5518, 12472), (6236, 11036)]