71201325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 128186240

約数和(自身を除く): 56984915

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 103, 195, 309, 325, 515, 709, 975, 1339, 1545, 2127, 2575, 3545, 4017, 6695, 7725, 9217, 10635, 17725, 20085, 27651, 33475, 46085, 53175, 73027, 100425, 138255, 219081, 230425, 365135, 691275, 949351, 1095405, 1825675, 2848053, 4746755, 5477025, 14240265, 23733775, 71201325]

約数ペア:

[(1, 71201325), (3, 23733775), (5, 14240265), (13, 5477025), (15, 4746755), (25, 2848053), (39, 1825675), (65, 1095405), (75, 949351), (103, 691275), (195, 365135), (309, 230425), (325, 219081), (515, 138255), (709, 100425), (975, 73027), (1339, 53175), (1545, 46085), (2127, 33475), (2575, 27651), (3545, 20085), (4017, 17725), (6695, 10635), (7725, 9217)]