42980325

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 73923840

約数和(自身を除く): 30943515

約数列:

[1, 3, 5, 15, 25, 47, 75, 89, 137, 141, 235, 267, 411, 445, 685, 705, 1175, 1335, 2055, 2225, 3425, 3525, 4183, 6439, 6675, 10275, 12193, 12549, 19317, 20915, 32195, 36579, 60965, 62745, 96585, 104575, 160975, 182895, 304825, 313725, 482925, 573071, 914475, 1719213, 2865355, 8596065, 14326775, 42980325]

約数ペア:

[(1, 42980325), (3, 14326775), (5, 8596065), (15, 2865355), (25, 1719213), (47, 914475), (75, 573071), (89, 482925), (137, 313725), (141, 304825), (235, 182895), (267, 160975), (411, 104575), (445, 96585), (685, 62745), (705, 60965), (1175, 36579), (1335, 32195), (2055, 20915), (2225, 19317), (3425, 12549), (3525, 12193), (4183, 10275), (6439, 6675)]