8249689.00000000

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 103605480

約数和(自身を除く): 64607360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 101, 140, 196, 197, 202, 245, 280, 392, 394, 404, 490, 505, 707, 788, 808, 980, 985, 1010, 1379, 1414, 1576, 1960, 1970, 2020, 2758, 2828, 3535, 3940, 4040, 4949, 5516, 5656, 6895, 7070, 7880, 9653, 9898, 11032, 13790, 14140, 19306, 19796, 19897, 24745, 27580, 28280, 38612, 39592, 39794, 48265, 49490, 55160, 77224, 79588, 96530, 98980, 99485, 139279, 159176, 193060, 197960, 198970, 278558, 386120, 397940, 557116, 696395, 795880, 974953, 1114232, 1392790, 1949906, 2785580, 3899812, 4874765, 5571160, 7799624, 9749530, 19499060, 38998120]

約数ペア:

[(1, 38998120), (2, 19499060), (4, 9749530), (5, 7799624), (7, 5571160), (8, 4874765), (10, 3899812), (14, 2785580), (20, 1949906), (28, 1392790), (35, 1114232), (40, 974953), (49, 795880), (56, 696395), (70, 557116), (98, 397940), (101, 386120), (140, 278558), (196, 198970), (197, 197960), (202, 193060), (245, 159176), (280, 139279), (392, 99485), (394, 98980), (404, 96530), (490, 79588), (505, 77224), (707, 55160), (788, 49490), (808, 48265), (980, 39794), (985, 39592), (1010, 38612), (1379, 28280), (1414, 27580), (1576, 24745), (1960, 19897), (1970, 19796), (2020, 19306), (2758, 14140), (2828, 13790), (3535, 11032), (3940, 9898), (4040, 9653), (4949, 7880), (5516, 7070), (5656, 6895)]