87838240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{78427}}^1$

素因数の和:78449

約数の個数: 48

約数和(自身を含む): 237166272

約数和(自身を除く): 149328032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 78427, 156854, 313708, 392135, 548989, 627416, 784270, 1097978, 1254832, 1568540, 2195956, 2509664, 2744945, 3137080, 4391912, 5489890, 6274160, 8783824, 10979780, 12548320, 17567648, 21959560, 43919120, 87838240]

約数ペア:

[(1, 87838240), (2, 43919120), (4, 21959560), (5, 17567648), (7, 12548320), (8, 10979780), (10, 8783824), (14, 6274160), (16, 5489890), (20, 4391912), (28, 3137080), (32, 2744945), (35, 2509664), (40, 2195956), (56, 1568540), (70, 1254832), (80, 1097978), (112, 784270), (140, 627416), (160, 548989), (224, 392135), (280, 313708), (560, 156854), (1120, 78427)]