2068500075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{829}}^1$

素因数の和:981

約数の個数: 96

約数和(自身を含む): 3853324800

約数和(自身を除く): 1784824725

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 103, 255, 285, 309, 323, 425, 475, 515, 829, 969, 1275, 1425, 1545, 1615, 1751, 1957, 2487, 2575, 4145, 4845, 5253, 5871, 7725, 8075, 8755, 9785, 12435, 14093, 15751, 20725, 24225, 26265, 29355, 33269, 42279, 43775, 47253, 48925, 62175, 70465, 78755, 85387, 99807, 131325, 146775, 166345, 211395, 236265, 256161, 267767, 352325, 393775, 426935, 499035, 803301, 831725, 1056975, 1181325, 1280805, 1338835, 1451579, 1622353, 2134675, 2495175, 4016505, 4354737, 4867059, 6404025, 6694175, 7257895, 8111765, 20082525, 21773685, 24335295, 27580001, 36289475, 40558825, 82740003, 108868425, 121676475, 137900005, 413700015, 689500025, 2068500075]

約数ペア:

[(1, 2068500075), (3, 689500025), (5, 413700015), (15, 137900005), (17, 121676475), (19, 108868425), (25, 82740003), (51, 40558825), (57, 36289475), (75, 27580001), (85, 24335295), (95, 21773685), (103, 20082525), (255, 8111765), (285, 7257895), (309, 6694175), (323, 6404025), (425, 4867059), (475, 4354737), (515, 4016505), (829, 2495175), (969, 2134675), (1275, 1622353), (1425, 1451579), (1545, 1338835), (1615, 1280805), (1751, 1181325), (1957, 1056975), (2487, 831725), (2575, 803301), (4145, 499035), (4845, 426935), (5253, 393775), (5871, 352325), (7725, 267767), (8075, 256161), (8755, 236265), (9785, 211395), (12435, 166345), (14093, 146775), (15751, 131325), (20725, 99807), (24225, 85387), (26265, 78755), (29355, 70465), (33269, 62175), (42279, 48925), (43775, 47253)]