72506475

素因数分解:

$3^3\times 5^2\times {\mathrm{163}}^1\times {\mathrm{659}}^1$

素因数の和:841

約数の個数: 48

約数和(自身を含む): 134217600

約数和(自身を除く): 61711125

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 163, 225, 489, 659, 675, 815, 1467, 1977, 2445, 3295, 4075, 4401, 5931, 7335, 9885, 12225, 16475, 17793, 22005, 29655, 36675, 49425, 88965, 107417, 110025, 148275, 322251, 444825, 537085, 966753, 1611255, 2685425, 2900259, 4833765, 8056275, 14501295, 24168825, 72506475]

約数ペア:

[(1, 72506475), (3, 24168825), (5, 14501295), (9, 8056275), (15, 4833765), (25, 2900259), (27, 2685425), (45, 1611255), (75, 966753), (135, 537085), (163, 444825), (225, 322251), (489, 148275), (659, 110025), (675, 107417), (815, 88965), (1467, 49425), (1977, 36675), (2445, 29655), (3295, 22005), (4075, 17793), (4401, 16475), (5931, 12225), (7335, 9885)]