74873925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 154829376

約数和(自身を除く): 79955451

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 137, 175, 225, 315, 347, 411, 525, 685, 959, 1041, 1233, 1575, 1735, 2055, 2429, 2877, 3123, 3425, 4795, 5205, 6165, 7287, 8631, 8675, 10275, 12145, 14385, 15615, 21861, 23975, 26025, 30825, 36435, 43155, 47539, 60725, 71925, 78075, 109305, 142617, 182175, 215775, 237695, 332773, 427851, 546525, 713085, 998319, 1188475, 1663865, 2139255, 2994957, 3565425, 4991595, 8319325, 10696275, 14974785, 24957975, 74873925]

約数ペア:

[(1, 74873925), (3, 24957975), (5, 14974785), (7, 10696275), (9, 8319325), (15, 4991595), (21, 3565425), (25, 2994957), (35, 2139255), (45, 1663865), (63, 1188475), (75, 998319), (105, 713085), (137, 546525), (175, 427851), (225, 332773), (315, 237695), (347, 215775), (411, 182175), (525, 142617), (685, 109305), (959, 78075), (1041, 71925), (1233, 60725), (1575, 47539), (1735, 43155), (2055, 36435), (2429, 30825), (2877, 26025), (3123, 23975), (3425, 21861), (4795, 15615), (5205, 14385), (6165, 12145), (7287, 10275), (8631, 8675)]