72947200

素因数分解:

$2^9\times 5^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 120

約数和(自身を含む): 186472440

約数和(自身を除く): 113525240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 128, 139, 160, 164, 200, 205, 256, 278, 320, 328, 400, 410, 512, 556, 640, 656, 695, 800, 820, 1025, 1112, 1280, 1312, 1390, 1600, 1640, 2050, 2224, 2560, 2624, 2780, 3200, 3280, 3475, 4100, 4448, 5248, 5560, 5699, 6400, 6560, 6950, 8200, 8896, 10496, 11120, 11398, 12800, 13120, 13900, 16400, 17792, 20992, 22240, 22796, 26240, 27800, 28495, 32800, 35584, 44480, 45592, 52480, 55600, 56990, 65600, 71168, 88960, 91184, 104960, 111200, 113980, 131200, 142475, 177920, 182368, 222400, 227960, 262400, 284950, 355840, 364736, 444800, 455920, 524800, 569900, 729472, 889600, 911840, 1139800, 1458944, 1779200, 1823680, 2279600, 2917888, 3647360, 4559200, 7294720, 9118400, 14589440, 18236800, 36473600, 72947200]

約数ペア:

[(1, 72947200), (2, 36473600), (4, 18236800), (5, 14589440), (8, 9118400), (10, 7294720), (16, 4559200), (20, 3647360), (25, 2917888), (32, 2279600), (40, 1823680), (41, 1779200), (50, 1458944), (64, 1139800), (80, 911840), (82, 889600), (100, 729472), (128, 569900), (139, 524800), (160, 455920), (164, 444800), (200, 364736), (205, 355840), (256, 284950), (278, 262400), (320, 227960), (328, 222400), (400, 182368), (410, 177920), (512, 142475), (556, 131200), (640, 113980), (656, 111200), (695, 104960), (800, 91184), (820, 88960), (1025, 71168), (1112, 65600), (1280, 56990), (1312, 55600), (1390, 52480), (1600, 45592), (1640, 44480), (2050, 35584), (2224, 32800), (2560, 28495), (2624, 27800), (2780, 26240), (3200, 22796), (3280, 22240), (3475, 20992), (4100, 17792), (4448, 16400), (5248, 13900), (5560, 13120), (5699, 12800), (6400, 11398), (6560, 11120), (6950, 10496), (8200, 8896)]