72256725

素因数分解:

$3^3\times 5^2\times {\mathrm{167}}^1\times {\mathrm{641}}^1$

素因数の和:827

約数の個数: 48

約数和(自身を含む): 133741440

約数和(自身を除く): 61484715

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 167, 225, 501, 641, 675, 835, 1503, 1923, 2505, 3205, 4175, 4509, 5769, 7515, 9615, 12525, 16025, 17307, 22545, 28845, 37575, 48075, 86535, 107047, 112725, 144225, 321141, 432675, 535235, 963423, 1605705, 2676175, 2890269, 4817115, 8028525, 14451345, 24085575, 72256725]

約数ペア:

[(1, 72256725), (3, 24085575), (5, 14451345), (9, 8028525), (15, 4817115), (25, 2890269), (27, 2676175), (45, 1605705), (75, 963423), (135, 535235), (167, 432675), (225, 321141), (501, 144225), (641, 112725), (675, 107047), (835, 86535), (1503, 48075), (1923, 37575), (2505, 28845), (3205, 22545), (4175, 17307), (4509, 16025), (5769, 12525), (7515, 9615)]