157434880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:439

約数の個数: 88

約数和(自身を含む): 382756248

約数和(自身を除く): 225321368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 317, 320, 388, 485, 512, 634, 640, 776, 970, 1024, 1268, 1280, 1552, 1585, 1940, 2536, 2560, 3104, 3170, 3880, 5072, 5120, 6208, 6340, 7760, 10144, 12416, 12680, 15520, 20288, 24832, 25360, 30749, 31040, 40576, 49664, 50720, 61498, 62080, 81152, 99328, 101440, 122996, 124160, 153745, 162304, 202880, 245992, 248320, 307490, 324608, 405760, 491984, 496640, 614980, 811520, 983968, 1229960, 1623040, 1967936, 2459920, 3935872, 4919840, 7871744, 9839680, 15743488, 19679360, 31486976, 39358720, 78717440, 157434880]

約数ペア:

[(1, 157434880), (2, 78717440), (4, 39358720), (5, 31486976), (8, 19679360), (10, 15743488), (16, 9839680), (20, 7871744), (32, 4919840), (40, 3935872), (64, 2459920), (80, 1967936), (97, 1623040), (128, 1229960), (160, 983968), (194, 811520), (256, 614980), (317, 496640), (320, 491984), (388, 405760), (485, 324608), (512, 307490), (634, 248320), (640, 245992), (776, 202880), (970, 162304), (1024, 153745), (1268, 124160), (1280, 122996), (1552, 101440), (1585, 99328), (1940, 81152), (2536, 62080), (2560, 61498), (3104, 50720), (3170, 49664), (3880, 40576), (5072, 31040), (5120, 30749), (6208, 25360), (6340, 24832), (7760, 20288), (10144, 15520), (12416, 12680)]