55861425

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 107359200

約数和(自身を除く): 51497775

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 73, 75, 95, 171, 179, 219, 225, 285, 365, 475, 537, 657, 855, 895, 1095, 1387, 1425, 1611, 1825, 2685, 3285, 3401, 4161, 4275, 4475, 5475, 6935, 8055, 10203, 12483, 13067, 13425, 16425, 17005, 20805, 30609, 34675, 39201, 40275, 51015, 62415, 65335, 85025, 104025, 117603, 153045, 196005, 248273, 255075, 312075, 326675, 588015, 744819, 765225, 980025, 1241365, 2234457, 2940075, 3724095, 6206825, 11172285, 18620475, 55861425]

約数ペア:

[(1, 55861425), (3, 18620475), (5, 11172285), (9, 6206825), (15, 3724095), (19, 2940075), (25, 2234457), (45, 1241365), (57, 980025), (73, 765225), (75, 744819), (95, 588015), (171, 326675), (179, 312075), (219, 255075), (225, 248273), (285, 196005), (365, 153045), (475, 117603), (537, 104025), (657, 85025), (855, 65335), (895, 62415), (1095, 51015), (1387, 40275), (1425, 39201), (1611, 34675), (1825, 30609), (2685, 20805), (3285, 17005), (3401, 16425), (4161, 13425), (4275, 13067), (4475, 12483), (5475, 10203), (6935, 8055)]