256475300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5869}}^1$

素因数の和:5925

約数の個数: 72

約数和(自身を含む): 611419200

約数和(自身を除く): 354943900

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 25, 38, 46, 50, 76, 92, 95, 100, 115, 190, 230, 380, 437, 460, 475, 575, 874, 950, 1150, 1748, 1900, 2185, 2300, 4370, 5869, 8740, 10925, 11738, 21850, 23476, 29345, 43700, 58690, 111511, 117380, 134987, 146725, 223022, 269974, 293450, 446044, 539948, 557555, 586900, 674935, 1115110, 1349870, 2230220, 2564753, 2699740, 2787775, 3374675, 5129506, 5575550, 6749350, 10259012, 11151100, 12823765, 13498700, 25647530, 51295060, 64118825, 128237650, 256475300]

約数ペア:

[(1, 256475300), (2, 128237650), (4, 64118825), (5, 51295060), (10, 25647530), (19, 13498700), (20, 12823765), (23, 11151100), (25, 10259012), (38, 6749350), (46, 5575550), (50, 5129506), (76, 3374675), (92, 2787775), (95, 2699740), (100, 2564753), (115, 2230220), (190, 1349870), (230, 1115110), (380, 674935), (437, 586900), (460, 557555), (475, 539948), (575, 446044), (874, 293450), (950, 269974), (1150, 223022), (1748, 146725), (1900, 134987), (2185, 117380), (2300, 111511), (4370, 58690), (5869, 43700), (8740, 29345), (10925, 23476), (11738, 21850)]