79795520

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{727}}^1$

素因数の和:765

約数の個数: 112

約数和(自身を含む): 221894400

約数和(自身を除く): 142098880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 727, 784, 980, 1120, 1372, 1454, 1568, 1715, 1960, 2240, 2744, 2908, 3136, 3430, 3635, 3920, 5089, 5488, 5816, 6860, 7270, 7840, 10178, 10976, 11632, 13720, 14540, 15680, 20356, 21952, 23264, 25445, 27440, 29080, 35623, 40712, 46528, 50890, 54880, 58160, 71246, 81424, 101780, 109760, 116320, 142492, 162848, 178115, 203560, 232640, 249361, 284984, 325696, 356230, 407120, 498722, 569968, 712460, 814240, 997444, 1139936, 1246805, 1424920, 1628480, 1994888, 2279872, 2493610, 2849840, 3989776, 4987220, 5699680, 7979552, 9974440, 11399360, 15959104, 19948880, 39897760, 79795520]

約数ペア:

[(1, 79795520), (2, 39897760), (4, 19948880), (5, 15959104), (7, 11399360), (8, 9974440), (10, 7979552), (14, 5699680), (16, 4987220), (20, 3989776), (28, 2849840), (32, 2493610), (35, 2279872), (40, 1994888), (49, 1628480), (56, 1424920), (64, 1246805), (70, 1139936), (80, 997444), (98, 814240), (112, 712460), (140, 569968), (160, 498722), (196, 407120), (224, 356230), (245, 325696), (280, 284984), (320, 249361), (343, 232640), (392, 203560), (448, 178115), (490, 162848), (560, 142492), (686, 116320), (727, 109760), (784, 101780), (980, 81424), (1120, 71246), (1372, 58160), (1454, 54880), (1568, 50890), (1715, 46528), (1960, 40712), (2240, 35623), (2744, 29080), (2908, 27440), (3136, 25445), (3430, 23264), (3635, 21952), (3920, 20356), (5089, 15680), (5488, 14540), (5816, 13720), (6860, 11632), (7270, 10976), (7840, 10178)]