64149760

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2179}}^1$

素因数の和:2223

約数の個数: 72

約数和(自身を含む): 160413120

約数和(自身を除く): 96263360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2179, 2944, 3680, 4358, 5888, 7360, 8716, 10895, 14720, 17432, 21790, 29440, 34864, 43580, 50117, 69728, 87160, 100234, 139456, 174320, 200468, 250585, 278912, 348640, 400936, 501170, 557824, 697280, 801872, 1002340, 1394560, 1603744, 2004680, 2789120, 3207488, 4009360, 6414976, 8018720, 12829952, 16037440, 32074880, 64149760]

約数ペア:

[(1, 64149760), (2, 32074880), (4, 16037440), (5, 12829952), (8, 8018720), (10, 6414976), (16, 4009360), (20, 3207488), (23, 2789120), (32, 2004680), (40, 1603744), (46, 1394560), (64, 1002340), (80, 801872), (92, 697280), (115, 557824), (128, 501170), (160, 400936), (184, 348640), (230, 278912), (256, 250585), (320, 200468), (368, 174320), (460, 139456), (640, 100234), (736, 87160), (920, 69728), (1280, 50117), (1472, 43580), (1840, 34864), (2179, 29440), (2944, 21790), (3680, 17432), (4358, 14720), (5888, 10895), (7360, 8716)]