79782400

素因数分解:

$2^9\times 5^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:322

約数の個数: 120

約数和(自身を含む): 207022464

約数和(自身を除く): 127240064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 184, 200, 230, 256, 271, 320, 368, 400, 460, 512, 542, 575, 640, 736, 800, 920, 1084, 1150, 1280, 1355, 1472, 1600, 1840, 2168, 2300, 2560, 2710, 2944, 3200, 3680, 4336, 4600, 5420, 5888, 6233, 6400, 6775, 7360, 8672, 9200, 10840, 11776, 12466, 12800, 13550, 14720, 17344, 18400, 21680, 24932, 27100, 29440, 31165, 34688, 36800, 43360, 49864, 54200, 58880, 62330, 69376, 73600, 86720, 99728, 108400, 124660, 138752, 147200, 155825, 173440, 199456, 216800, 249320, 294400, 311650, 346880, 398912, 433600, 498640, 623300, 693760, 797824, 867200, 997280, 1246600, 1595648, 1734400, 1994560, 2493200, 3191296, 3468800, 3989120, 4986400, 7978240, 9972800, 15956480, 19945600, 39891200, 79782400]

約数ペア:

[(1, 79782400), (2, 39891200), (4, 19945600), (5, 15956480), (8, 9972800), (10, 7978240), (16, 4986400), (20, 3989120), (23, 3468800), (25, 3191296), (32, 2493200), (40, 1994560), (46, 1734400), (50, 1595648), (64, 1246600), (80, 997280), (92, 867200), (100, 797824), (115, 693760), (128, 623300), (160, 498640), (184, 433600), (200, 398912), (230, 346880), (256, 311650), (271, 294400), (320, 249320), (368, 216800), (400, 199456), (460, 173440), (512, 155825), (542, 147200), (575, 138752), (640, 124660), (736, 108400), (800, 99728), (920, 86720), (1084, 73600), (1150, 69376), (1280, 62330), (1355, 58880), (1472, 54200), (1600, 49864), (1840, 43360), (2168, 36800), (2300, 34688), (2560, 31165), (2710, 29440), (2944, 27100), (3200, 24932), (3680, 21680), (4336, 18400), (4600, 17344), (5420, 14720), (5888, 13550), (6233, 12800), (6400, 12466), (6775, 11776), (7360, 10840), (8672, 9200)]