83594980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{433}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 205721208

約数和(自身を除く): 122126228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 197, 245, 394, 433, 490, 788, 866, 980, 985, 1379, 1732, 1970, 2165, 2758, 3031, 3940, 4330, 5516, 6062, 6895, 8660, 9653, 12124, 13790, 15155, 19306, 21217, 27580, 30310, 38612, 42434, 48265, 60620, 84868, 85301, 96530, 106085, 170602, 193060, 212170, 341204, 424340, 426505, 597107, 853010, 1194214, 1706020, 2388428, 2985535, 4179749, 5971070, 8359498, 11942140, 16718996, 20898745, 41797490, 83594980]

約数ペア:

[(1, 83594980), (2, 41797490), (4, 20898745), (5, 16718996), (7, 11942140), (10, 8359498), (14, 5971070), (20, 4179749), (28, 2985535), (35, 2388428), (49, 1706020), (70, 1194214), (98, 853010), (140, 597107), (196, 426505), (197, 424340), (245, 341204), (394, 212170), (433, 193060), (490, 170602), (788, 106085), (866, 96530), (980, 85301), (985, 84868), (1379, 60620), (1732, 48265), (1970, 42434), (2165, 38612), (2758, 30310), (3031, 27580), (3940, 21217), (4330, 19306), (5516, 15155), (6062, 13790), (6895, 12124), (8660, 9653)]