42030375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 78174720

約数和(自身を除く): 36144345

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 125, 255, 285, 323, 347, 375, 425, 475, 969, 1041, 1275, 1425, 1615, 1735, 2125, 2375, 4845, 5205, 5899, 6375, 6593, 7125, 8075, 8675, 17697, 19779, 24225, 26025, 29495, 32965, 40375, 43375, 88485, 98895, 112081, 121125, 130125, 147475, 164825, 336243, 442425, 494475, 560405, 737375, 824125, 1681215, 2212125, 2472375, 2802025, 8406075, 14010125, 42030375]

約数ペア:

[(1, 42030375), (3, 14010125), (5, 8406075), (15, 2802025), (17, 2472375), (19, 2212125), (25, 1681215), (51, 824125), (57, 737375), (75, 560405), (85, 494475), (95, 442425), (125, 336243), (255, 164825), (285, 147475), (323, 130125), (347, 121125), (375, 112081), (425, 98895), (475, 88485), (969, 43375), (1041, 40375), (1275, 32965), (1425, 29495), (1615, 26025), (1735, 24225), (2125, 19779), (2375, 17697), (4845, 8675), (5205, 8075), (5899, 7125), (6375, 6593)]