200318005

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 254741760

約数和(自身を除く): 54423755

約数列:

[1, 5, 41, 53, 103, 179, 205, 265, 515, 895, 2173, 4223, 5459, 7339, 9487, 10865, 18437, 21115, 27295, 36695, 47435, 92185, 223819, 388967, 755917, 977161, 1119095, 1944835, 3779585, 4885805, 40063601, 200318005]

約数ペア:

[(1, 200318005), (5, 40063601), (41, 4885805), (53, 3779585), (103, 1944835), (179, 1119095), (205, 977161), (265, 755917), (515, 388967), (895, 223819), (2173, 92185), (4223, 47435), (5459, 36695), (7339, 27295), (9487, 21115), (10865, 18437)]