83910540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{28541}}^1$

素因数の和:28567

約数の個数: 72

約数和(自身を含む): 273318192

約数和(自身を除く): 189407652

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 28541, 57082, 85623, 114164, 142705, 171246, 199787, 285410, 342492, 399574, 428115, 570820, 599361, 799148, 856230, 998935, 1198722, 1398509, 1712460, 1997870, 2397444, 2797018, 2996805, 3995740, 4195527, 5594036, 5993610, 6992545, 8391054, 11987220, 13985090, 16782108, 20977635, 27970180, 41955270, 83910540]

約数ペア:

[(1, 83910540), (2, 41955270), (3, 27970180), (4, 20977635), (5, 16782108), (6, 13985090), (7, 11987220), (10, 8391054), (12, 6992545), (14, 5993610), (15, 5594036), (20, 4195527), (21, 3995740), (28, 2996805), (30, 2797018), (35, 2397444), (42, 1997870), (49, 1712460), (60, 1398509), (70, 1198722), (84, 998935), (98, 856230), (105, 799148), (140, 599361), (147, 570820), (196, 428115), (210, 399574), (245, 342492), (294, 285410), (420, 199787), (490, 171246), (588, 142705), (735, 114164), (980, 85623), (1470, 57082), (2940, 28541)]