64738240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{28901}}^1$

素因数の和:28925

約数の個数: 56

約数和(自身を含む): 176186592

約数和(自身を除く): 111448352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 28901, 57802, 115604, 144505, 202307, 231208, 289010, 404614, 462416, 578020, 809228, 924832, 1011535, 1156040, 1618456, 1849664, 2023070, 2312080, 3236912, 4046140, 4624160, 6473824, 8092280, 9248320, 12947648, 16184560, 32369120, 64738240]

約数ペア:

[(1, 64738240), (2, 32369120), (4, 16184560), (5, 12947648), (7, 9248320), (8, 8092280), (10, 6473824), (14, 4624160), (16, 4046140), (20, 3236912), (28, 2312080), (32, 2023070), (35, 1849664), (40, 1618456), (56, 1156040), (64, 1011535), (70, 924832), (80, 809228), (112, 578020), (140, 462416), (160, 404614), (224, 289010), (280, 231208), (320, 202307), (448, 144505), (560, 115604), (1120, 57802), (2240, 28901)]