55689950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 72

約数和(自身を含む): 114512760

約数和(自身を除く): 58822810

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 61, 62, 95, 122, 155, 190, 305, 310, 475, 589, 610, 775, 950, 961, 1159, 1178, 1525, 1550, 1891, 1922, 2318, 2945, 3050, 3782, 4805, 5795, 5890, 9455, 9610, 11590, 14725, 18259, 18910, 24025, 28975, 29450, 35929, 36518, 47275, 48050, 57950, 58621, 71858, 91295, 94550, 117242, 179645, 182590, 293105, 359290, 456475, 586210, 898225, 912950, 1113799, 1465525, 1796450, 2227598, 2931050, 5568995, 11137990, 27844975, 55689950]

約数ペア:

[(1, 55689950), (2, 27844975), (5, 11137990), (10, 5568995), (19, 2931050), (25, 2227598), (31, 1796450), (38, 1465525), (50, 1113799), (61, 912950), (62, 898225), (95, 586210), (122, 456475), (155, 359290), (190, 293105), (305, 182590), (310, 179645), (475, 117242), (589, 94550), (610, 91295), (775, 71858), (950, 58621), (961, 57950), (1159, 48050), (1178, 47275), (1525, 36518), (1550, 35929), (1891, 29450), (1922, 28975), (2318, 24025), (2945, 18910), (3050, 18259), (3782, 14725), (4805, 11590), (5795, 9610), (5890, 9455)]