133921000

素因数分解:

$2^3\times 5^3\times {\mathrm{157}}^1\times {\mathrm{853}}^1$

素因数の和:1031

約数の個数: 64

約数和(自身を含む): 315740880

約数和(自身を除く): 181819880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 157, 200, 250, 314, 500, 628, 785, 853, 1000, 1256, 1570, 1706, 3140, 3412, 3925, 4265, 6280, 6824, 7850, 8530, 15700, 17060, 19625, 21325, 31400, 34120, 39250, 42650, 78500, 85300, 106625, 133921, 157000, 170600, 213250, 267842, 426500, 535684, 669605, 853000, 1071368, 1339210, 2678420, 3348025, 5356840, 6696050, 13392100, 16740125, 26784200, 33480250, 66960500, 133921000]

約数ペア:

[(1, 133921000), (2, 66960500), (4, 33480250), (5, 26784200), (8, 16740125), (10, 13392100), (20, 6696050), (25, 5356840), (40, 3348025), (50, 2678420), (100, 1339210), (125, 1071368), (157, 853000), (200, 669605), (250, 535684), (314, 426500), (500, 267842), (628, 213250), (785, 170600), (853, 157000), (1000, 133921), (1256, 106625), (1570, 85300), (1706, 78500), (3140, 42650), (3412, 39250), (3925, 34120), (4265, 31400), (6280, 21325), (6824, 19625), (7850, 17060), (8530, 15700)]