4078425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 7499520

約数和(自身を除く): 3421095

約数列:

[1, 3, 5, 13, 15, 25, 39, 47, 65, 75, 89, 141, 195, 235, 267, 325, 445, 611, 705, 975, 1157, 1175, 1335, 1833, 2225, 3055, 3471, 3525, 4183, 5785, 6675, 9165, 12549, 15275, 17355, 20915, 28925, 45825, 54379, 62745, 86775, 104575, 163137, 271895, 313725, 815685, 1359475, 4078425]

約数ペア:

[(1, 4078425), (3, 1359475), (5, 815685), (13, 313725), (15, 271895), (25, 163137), (39, 104575), (47, 86775), (65, 62745), (75, 54379), (89, 45825), (141, 28925), (195, 20915), (235, 17355), (267, 15275), (325, 12549), (445, 9165), (611, 6675), (705, 5785), (975, 4183), (1157, 3525), (1175, 3471), (1335, 3055), (1833, 2225)]