80645600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{14401}}^1$

素因数の和:14428

約数の個数: 72

約数和(自身を含む): 225016848

約数和(自身を除く): 144371248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 14401, 28802, 57604, 72005, 100807, 115208, 144010, 201614, 230416, 288020, 360025, 403228, 460832, 504035, 576040, 720050, 806456, 1008070, 1152080, 1440100, 1612912, 2016140, 2304160, 2520175, 2880200, 3225824, 4032280, 5040350, 5760400, 8064560, 10080700, 11520800, 16129120, 20161400, 40322800, 80645600]

約数ペア:

[(1, 80645600), (2, 40322800), (4, 20161400), (5, 16129120), (7, 11520800), (8, 10080700), (10, 8064560), (14, 5760400), (16, 5040350), (20, 4032280), (25, 3225824), (28, 2880200), (32, 2520175), (35, 2304160), (40, 2016140), (50, 1612912), (56, 1440100), (70, 1152080), (80, 1008070), (100, 806456), (112, 720050), (140, 576040), (160, 504035), (175, 460832), (200, 403228), (224, 360025), (280, 288020), (350, 230416), (400, 201614), (560, 144010), (700, 115208), (800, 100807), (1120, 72005), (1400, 57604), (2800, 28802), (5600, 14401)]