81898290

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{33703}}^1$

素因数の和:33725

約数の個数: 48

約数和(自身を含む): 220828608

約数和(自身を除く): 138930318

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 33703, 67406, 101109, 168515, 202218, 303327, 337030, 505545, 606654, 909981, 1011090, 1516635, 1819962, 2729943, 3033270, 4549905, 5459886, 8189829, 9099810, 13649715, 16379658, 27299430, 40949145, 81898290]

約数ペア:

[(1, 81898290), (2, 40949145), (3, 27299430), (5, 16379658), (6, 13649715), (9, 9099810), (10, 8189829), (15, 5459886), (18, 4549905), (27, 3033270), (30, 2729943), (45, 1819962), (54, 1516635), (81, 1011090), (90, 909981), (135, 606654), (162, 505545), (243, 337030), (270, 303327), (405, 202218), (486, 168515), (810, 101109), (1215, 67406), (2430, 33703)]