90052480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{20101}}^1$

素因数の和:20127

約数の個数: 64

約数和(自身を含む): 246048480

約数和(自身を除く): 155996000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 20101, 40202, 80404, 100505, 140707, 160808, 201010, 281414, 321616, 402020, 562828, 643232, 703535, 804040, 1125656, 1286464, 1407070, 1608080, 2251312, 2572928, 2814140, 3216160, 4502624, 5628280, 6432320, 9005248, 11256560, 12864640, 18010496, 22513120, 45026240, 90052480]

約数ペア:

[(1, 90052480), (2, 45026240), (4, 22513120), (5, 18010496), (7, 12864640), (8, 11256560), (10, 9005248), (14, 6432320), (16, 5628280), (20, 4502624), (28, 3216160), (32, 2814140), (35, 2572928), (40, 2251312), (56, 1608080), (64, 1407070), (70, 1286464), (80, 1125656), (112, 804040), (128, 703535), (140, 643232), (160, 562828), (224, 402020), (280, 321616), (320, 281414), (448, 201010), (560, 160808), (640, 140707), (896, 100505), (1120, 80404), (2240, 40202), (4480, 20101)]