51108975

素因数分解:

$3^5\times 5^2\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 97493760

約数和(自身を除く): 46384785

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 81, 135, 141, 179, 225, 235, 243, 405, 423, 537, 675, 705, 895, 1175, 1215, 1269, 1611, 2025, 2115, 2685, 3525, 3807, 4475, 4833, 6075, 6345, 8055, 8413, 10575, 11421, 13425, 14499, 19035, 24165, 25239, 31725, 40275, 42065, 43497, 57105, 72495, 75717, 95175, 120825, 126195, 210325, 217485, 227151, 285525, 362475, 378585, 630975, 681453, 1087425, 1135755, 1892925, 2044359, 3407265, 5678775, 10221795, 17036325, 51108975]

約数ペア:

[(1, 51108975), (3, 17036325), (5, 10221795), (9, 5678775), (15, 3407265), (25, 2044359), (27, 1892925), (45, 1135755), (47, 1087425), (75, 681453), (81, 630975), (135, 378585), (141, 362475), (179, 285525), (225, 227151), (235, 217485), (243, 210325), (405, 126195), (423, 120825), (537, 95175), (675, 75717), (705, 72495), (895, 57105), (1175, 43497), (1215, 42065), (1269, 40275), (1611, 31725), (2025, 25239), (2115, 24165), (2685, 19035), (3525, 14499), (3807, 13425), (4475, 11421), (4833, 10575), (6075, 8413), (6345, 8055)]