81955576640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{1283}}^1\times {\mathrm{28517}}^1$

素因数の和:29824

約数の個数: 112

約数和(自身を含む): 223217914752

約数和(自身を除く): 141262338112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 1283, 2240, 2566, 5132, 6415, 8981, 10264, 12830, 17962, 20528, 25660, 28517, 35924, 41056, 44905, 51320, 57034, 71848, 82112, 89810, 102640, 114068, 142585, 143696, 179620, 199619, 205280, 228136, 285170, 287392, 359240, 399238, 410560, 456272, 570340, 574784, 718480, 798476, 912544, 998095, 1140680, 1436960, 1596952, 1825088, 1996190, 2281360, 2873920, 3193904, 3992380, 4562720, 6387808, 7984760, 9125440, 12775616, 15969520, 31939040, 36587311, 63878080, 73174622, 146349244, 182936555, 256111177, 292698488, 365873110, 512222354, 585396976, 731746220, 1024444708, 1170793952, 1280555885, 1463492440, 2048889416, 2341587904, 2561111770, 2926984880, 4097778832, 5122223540, 5853969760, 8195557664, 10244447080, 11707939520, 16391115328, 20488894160, 40977788320, 81955576640]

約数ペア:

[(1, 81955576640), (2, 40977788320), (4, 20488894160), (5, 16391115328), (7, 11707939520), (8, 10244447080), (10, 8195557664), (14, 5853969760), (16, 5122223540), (20, 4097778832), (28, 2926984880), (32, 2561111770), (35, 2341587904), (40, 2048889416), (56, 1463492440), (64, 1280555885), (70, 1170793952), (80, 1024444708), (112, 731746220), (140, 585396976), (160, 512222354), (224, 365873110), (280, 292698488), (320, 256111177), (448, 182936555), (560, 146349244), (1120, 73174622), (1283, 63878080), (2240, 36587311), (2566, 31939040), (5132, 15969520), (6415, 12775616), (8981, 9125440), (10264, 7984760), (12830, 6387808), (17962, 4562720), (20528, 3992380), (25660, 3193904), (28517, 2873920), (35924, 2281360), (41056, 1996190), (44905, 1825088), (51320, 1596952), (57034, 1436960), (71848, 1140680), (82112, 998095), (89810, 912544), (102640, 798476), (114068, 718480), (142585, 574784), (143696, 570340), (179620, 456272), (199619, 410560), (205280, 399238), (228136, 359240), (285170, 287392)]