208565344

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8219}}^1$

素因数の和:8303

約数の個数: 48

約数和(自身を含む): 449502480

約数和(自身を除く): 240937136

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 793, 976, 1586, 1952, 3172, 6344, 8219, 12688, 16438, 25376, 32876, 65752, 106847, 131504, 213694, 263008, 427388, 501359, 854776, 1002718, 1709552, 2005436, 3419104, 4010872, 6517667, 8021744, 13035334, 16043488, 26070668, 52141336, 104282672, 208565344]

約数ペア:

[(1, 208565344), (2, 104282672), (4, 52141336), (8, 26070668), (13, 16043488), (16, 13035334), (26, 8021744), (32, 6517667), (52, 4010872), (61, 3419104), (104, 2005436), (122, 1709552), (208, 1002718), (244, 854776), (416, 501359), (488, 427388), (793, 263008), (976, 213694), (1586, 131504), (1952, 106847), (3172, 65752), (6344, 32876), (8219, 25376), (12688, 16438)]