69489920

素因数分解:

$2^8\times 5^1\times {\mathrm{233}}^2$

素因数の和:487

約数の個数: 54

約数和(自身を含む): 167167518

約数和(自身を除く): 97677598

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 233, 256, 320, 466, 640, 932, 1165, 1280, 1864, 2330, 3728, 4660, 7456, 9320, 14912, 18640, 29824, 37280, 54289, 59648, 74560, 108578, 149120, 217156, 271445, 298240, 434312, 542890, 868624, 1085780, 1737248, 2171560, 3474496, 4343120, 6948992, 8686240, 13897984, 17372480, 34744960, 69489920]

約数ペア:

[(1, 69489920), (2, 34744960), (4, 17372480), (5, 13897984), (8, 8686240), (10, 6948992), (16, 4343120), (20, 3474496), (32, 2171560), (40, 1737248), (64, 1085780), (80, 868624), (128, 542890), (160, 434312), (233, 298240), (256, 271445), (320, 217156), (466, 149120), (640, 108578), (932, 74560), (1165, 59648), (1280, 54289), (1864, 37280), (2330, 29824), (3728, 18640), (4660, 14912), (7456, 9320)]