201941725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 281446272

約数和(自身を除く): 79504547

約数列:

[1, 5, 17, 23, 25, 73, 85, 115, 283, 365, 391, 425, 575, 1241, 1415, 1679, 1825, 1955, 4811, 6205, 6509, 7075, 8395, 9775, 20659, 24055, 28543, 31025, 32545, 41975, 103295, 110653, 120275, 142715, 162725, 351203, 475157, 516475, 553265, 713575, 1756015, 2375785, 2766325, 8077669, 8780075, 11878925, 40388345, 201941725]

約数ペア:

[(1, 201941725), (5, 40388345), (17, 11878925), (23, 8780075), (25, 8077669), (73, 2766325), (85, 2375785), (115, 1756015), (283, 713575), (365, 553265), (391, 516475), (425, 475157), (575, 351203), (1241, 162725), (1415, 142715), (1679, 120275), (1825, 110653), (1955, 103295), (4811, 41975), (6205, 32545), (6509, 31025), (7075, 28543), (8395, 24055), (9775, 20659)]