85319220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{203141}}^1$

素因数の和:203160

約数の個数: 48

約数和(自身を含む): 273022848

約数和(自身を除く): 187703628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 203141, 406282, 609423, 812564, 1015705, 1218846, 1421987, 2031410, 2437692, 2843974, 3047115, 4062820, 4265961, 5687948, 6094230, 7109935, 8531922, 12188460, 14219870, 17063844, 21329805, 28439740, 42659610, 85319220]

約数ペア:

[(1, 85319220), (2, 42659610), (3, 28439740), (4, 21329805), (5, 17063844), (6, 14219870), (7, 12188460), (10, 8531922), (12, 7109935), (14, 6094230), (15, 5687948), (20, 4265961), (21, 4062820), (28, 3047115), (30, 2843974), (35, 2437692), (42, 2031410), (60, 1421987), (70, 1218846), (84, 1015705), (105, 812564), (140, 609423), (210, 406282), (420, 203141)]