42865425

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 83308160

約数和(自身を除く): 40442735

約数列:

[1, 3, 5, 9, 15, 19, 25, 37, 45, 57, 75, 95, 111, 171, 185, 225, 271, 285, 333, 475, 555, 703, 813, 855, 925, 1355, 1425, 1665, 2109, 2439, 2775, 3515, 4065, 4275, 5149, 6327, 6775, 8325, 10027, 10545, 12195, 15447, 17575, 20325, 25745, 30081, 31635, 46341, 50135, 52725, 60975, 77235, 90243, 128725, 150405, 158175, 190513, 231705, 250675, 386175, 451215, 571539, 752025, 952565, 1158525, 1714617, 2256075, 2857695, 4762825, 8573085, 14288475, 42865425]

約数ペア:

[(1, 42865425), (3, 14288475), (5, 8573085), (9, 4762825), (15, 2857695), (19, 2256075), (25, 1714617), (37, 1158525), (45, 952565), (57, 752025), (75, 571539), (95, 451215), (111, 386175), (171, 250675), (185, 231705), (225, 190513), (271, 158175), (285, 150405), (333, 128725), (475, 90243), (555, 77235), (703, 60975), (813, 52725), (855, 50135), (925, 46341), (1355, 31635), (1425, 30081), (1665, 25745), (2109, 20325), (2439, 17575), (2775, 15447), (3515, 12195), (4065, 10545), (4275, 10027), (5149, 8325), (6327, 6775)]