71283725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 99041280

約数和(自身を除く): 27757555

約数列:

[1, 5, 19, 25, 31, 47, 95, 103, 155, 235, 475, 515, 589, 775, 893, 1175, 1457, 1957, 2575, 2945, 3193, 4465, 4841, 7285, 9785, 14725, 15965, 22325, 24205, 27683, 36425, 48925, 60667, 79825, 91979, 121025, 138415, 150071, 303335, 459895, 692075, 750355, 1516675, 2299475, 2851349, 3751775, 14256745, 71283725]

約数ペア:

[(1, 71283725), (5, 14256745), (19, 3751775), (25, 2851349), (31, 2299475), (47, 1516675), (95, 750355), (103, 692075), (155, 459895), (235, 303335), (475, 150071), (515, 138415), (589, 121025), (775, 91979), (893, 79825), (1175, 60667), (1457, 48925), (1957, 36425), (2575, 27683), (2945, 24205), (3193, 22325), (4465, 15965), (4841, 14725), (7285, 9785)]