8280225

素因数分解:

$3^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 16248960

約数和(自身を除く): 7968735

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 47, 75, 81, 87, 135, 141, 145, 225, 235, 243, 261, 405, 423, 435, 675, 705, 725, 783, 1175, 1215, 1269, 1305, 1363, 2025, 2115, 2175, 2349, 3525, 3807, 3915, 4089, 6075, 6345, 6525, 6815, 7047, 10575, 11421, 11745, 12267, 19035, 19575, 20445, 31725, 34075, 35235, 36801, 57105, 58725, 61335, 95175, 102225, 110403, 176175, 184005, 285525, 306675, 331209, 552015, 920025, 1656045, 2760075, 8280225]

約数ペア:

[(1, 8280225), (3, 2760075), (5, 1656045), (9, 920025), (15, 552015), (25, 331209), (27, 306675), (29, 285525), (45, 184005), (47, 176175), (75, 110403), (81, 102225), (87, 95175), (135, 61335), (141, 58725), (145, 57105), (225, 36801), (235, 35235), (243, 34075), (261, 31725), (405, 20445), (423, 19575), (435, 19035), (675, 12267), (705, 11745), (725, 11421), (783, 10575), (1175, 7047), (1215, 6815), (1269, 6525), (1305, 6345), (1363, 6075), (2025, 4089), (2115, 3915), (2175, 3807), (2349, 3525)]