320071648

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{45259}}^1$

素因数の和:45299

約数の個数: 48

約数和(自身を含む): 718547760

約数和(自身を除く): 398476112

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 7072, 45259, 90518, 181036, 362072, 588367, 724144, 769403, 1176734, 1448288, 1538806, 2353468, 3077612, 4706936, 6155224, 9413872, 10002239, 12310448, 18827744, 20004478, 24620896, 40008956, 80017912, 160035824, 320071648]

約数ペア:

[(1, 320071648), (2, 160035824), (4, 80017912), (8, 40008956), (13, 24620896), (16, 20004478), (17, 18827744), (26, 12310448), (32, 10002239), (34, 9413872), (52, 6155224), (68, 4706936), (104, 3077612), (136, 2353468), (208, 1538806), (221, 1448288), (272, 1176734), (416, 769403), (442, 724144), (544, 588367), (884, 362072), (1768, 181036), (3536, 90518), (7072, 45259)]