80042175

素因数分解:

$3^4\times 5^2\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:127

約数の個数: 90

約数和(自身を含む): 156821808

約数和(自身を除く): 76779633

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 47, 75, 81, 87, 135, 141, 145, 225, 235, 261, 405, 423, 435, 675, 705, 725, 783, 841, 1175, 1269, 1305, 1363, 2025, 2115, 2175, 2349, 2523, 3525, 3807, 3915, 4089, 4205, 6345, 6525, 6815, 7569, 10575, 11745, 12267, 12615, 19035, 19575, 20445, 21025, 22707, 31725, 34075, 36801, 37845, 39527, 58725, 61335, 63075, 68121, 95175, 102225, 110403, 113535, 118581, 184005, 189225, 197635, 306675, 340605, 355743, 552015, 567675, 592905, 920025, 988175, 1067229, 1703025, 1778715, 2760075, 2964525, 3201687, 5336145, 8893575, 16008435, 26680725, 80042175]

約数ペア:

[(1, 80042175), (3, 26680725), (5, 16008435), (9, 8893575), (15, 5336145), (25, 3201687), (27, 2964525), (29, 2760075), (45, 1778715), (47, 1703025), (75, 1067229), (81, 988175), (87, 920025), (135, 592905), (141, 567675), (145, 552015), (225, 355743), (235, 340605), (261, 306675), (405, 197635), (423, 189225), (435, 184005), (675, 118581), (705, 113535), (725, 110403), (783, 102225), (841, 95175), (1175, 68121), (1269, 63075), (1305, 61335), (1363, 58725), (2025, 39527), (2115, 37845), (2175, 36801), (2349, 34075), (2523, 31725), (3525, 22707), (3807, 21025), (3915, 20445), (4089, 19575), (4205, 19035), (6345, 12615), (6525, 12267), (6815, 11745), (7569, 10575)]