28725888

素因数分解:

$2^7\times 3^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 76867200

約数和(自身を除く): 48141312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 239, 313, 384, 478, 626, 717, 939, 956, 1252, 1434, 1878, 1912, 2504, 2868, 3756, 3824, 5008, 5736, 7512, 7648, 10016, 11472, 15024, 15296, 20032, 22944, 30048, 30592, 40064, 45888, 60096, 74807, 91776, 120192, 149614, 224421, 299228, 448842, 598456, 897684, 1196912, 1795368, 2393824, 3590736, 4787648, 7181472, 9575296, 14362944, 28725888]

約数ペア:

[(1, 28725888), (2, 14362944), (3, 9575296), (4, 7181472), (6, 4787648), (8, 3590736), (12, 2393824), (16, 1795368), (24, 1196912), (32, 897684), (48, 598456), (64, 448842), (96, 299228), (128, 224421), (192, 149614), (239, 120192), (313, 91776), (384, 74807), (478, 60096), (626, 45888), (717, 40064), (939, 30592), (956, 30048), (1252, 22944), (1434, 20032), (1878, 15296), (1912, 15024), (2504, 11472), (2868, 10016), (3756, 7648), (3824, 7512), (5008, 5736)]