2017154518700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{25894153}}^1$

素因数の和:25894227

約数の個数: 72

約数和(自身を含む): 4719986391120

約数和(自身を除く): 2702831872420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 95, 100, 164, 190, 205, 380, 410, 475, 779, 820, 950, 1025, 1558, 1900, 2050, 3116, 3895, 4100, 7790, 15580, 19475, 38950, 77900, 25894153, 51788306, 103576612, 129470765, 258941530, 491988907, 517883060, 647353825, 983977814, 1061660273, 1294707650, 1967955628, 2123320546, 2459944535, 2589415300, 4246641092, 4919889070, 5308301365, 9839778140, 10616602730, 12299722675, 20171545187, 21233205460, 24599445350, 26541506825, 40343090374, 49198890700, 53083013650, 80686180748, 100857725935, 106166027300, 201715451870, 403430903740, 504288629675, 1008577259350, 2017154518700]

約数ペア:

[(1, 2017154518700), (2, 1008577259350), (4, 504288629675), (5, 403430903740), (10, 201715451870), (19, 106166027300), (20, 100857725935), (25, 80686180748), (38, 53083013650), (41, 49198890700), (50, 40343090374), (76, 26541506825), (82, 24599445350), (95, 21233205460), (100, 20171545187), (164, 12299722675), (190, 10616602730), (205, 9839778140), (380, 5308301365), (410, 4919889070), (475, 4246641092), (779, 2589415300), (820, 2459944535), (950, 2123320546), (1025, 1967955628), (1558, 1294707650), (1900, 1061660273), (2050, 983977814), (3116, 647353825), (3895, 517883060), (4100, 491988907), (7790, 258941530), (15580, 129470765), (19475, 103576612), (38950, 51788306), (77900, 25894153)]