97797780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{20123}}^1$

素因数の和:20147

約数の個数: 72

約数和(自身を含む): 307655712

約数和(自身を除く): 209857932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 20123, 40246, 60369, 80492, 100615, 120738, 181107, 201230, 241476, 301845, 362214, 402460, 543321, 603690, 724428, 905535, 1086642, 1207380, 1629963, 1811070, 2173284, 2716605, 3259926, 3622140, 4889889, 5433210, 6519852, 8149815, 9779778, 10866420, 16299630, 19559556, 24449445, 32599260, 48898890, 97797780]

約数ペア:

[(1, 97797780), (2, 48898890), (3, 32599260), (4, 24449445), (5, 19559556), (6, 16299630), (9, 10866420), (10, 9779778), (12, 8149815), (15, 6519852), (18, 5433210), (20, 4889889), (27, 3622140), (30, 3259926), (36, 2716605), (45, 2173284), (54, 1811070), (60, 1629963), (81, 1207380), (90, 1086642), (108, 905535), (135, 724428), (162, 603690), (180, 543321), (243, 402460), (270, 362214), (324, 301845), (405, 241476), (486, 201230), (540, 181107), (810, 120738), (972, 100615), (1215, 80492), (1620, 60369), (2430, 40246), (4860, 20123)]