72016700.000000000

素因数分解:

$2^7\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2029}}^1$

素因数の和:2111

約数の個数: 64

約数和(自身を含む): 256754400

約数和(自身を除く): 145857376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 427, 448, 488, 854, 896, 976, 1708, 1952, 2029, 3416, 3904, 4058, 6832, 7808, 8116, 13664, 14203, 16232, 27328, 28406, 32464, 54656, 56812, 64928, 113624, 123769, 129856, 227248, 247538, 259712, 454496, 495076, 866383, 908992, 990152, 1732766, 1817984, 1980304, 3465532, 3960608, 6931064, 7921216, 13862128, 15842432, 27724256, 55448512, 110897024]

約数ペア:

[(1, 110897024), (2, 55448512), (4, 27724256), (7, 15842432), (8, 13862128), (14, 7921216), (16, 6931064), (28, 3960608), (32, 3465532), (56, 1980304), (61, 1817984), (64, 1732766), (112, 990152), (122, 908992), (128, 866383), (224, 495076), (244, 454496), (427, 259712), (448, 247538), (488, 227248), (854, 129856), (896, 123769), (976, 113624), (1708, 64928), (1952, 56812), (2029, 54656), (3416, 32464), (3904, 28406), (4058, 27328), (6832, 16232), (7808, 14203), (8116, 13664)]