81960576

素因数分解:

$2^7\times 3^1\times {\mathrm{61}}^1\times {\mathrm{3499}}^1$

素因数の和:3577

約数の個数: 64

約数和(自身を含む): 221340000

約数和(自身を除く): 139379424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 96, 122, 128, 183, 192, 244, 366, 384, 488, 732, 976, 1464, 1952, 2928, 3499, 3904, 5856, 6998, 7808, 10497, 11712, 13996, 20994, 23424, 27992, 41988, 55984, 83976, 111968, 167952, 213439, 223936, 335904, 426878, 447872, 640317, 671808, 853756, 1280634, 1343616, 1707512, 2561268, 3415024, 5122536, 6830048, 10245072, 13660096, 20490144, 27320192, 40980288, 81960576]

約数ペア:

[(1, 81960576), (2, 40980288), (3, 27320192), (4, 20490144), (6, 13660096), (8, 10245072), (12, 6830048), (16, 5122536), (24, 3415024), (32, 2561268), (48, 1707512), (61, 1343616), (64, 1280634), (96, 853756), (122, 671808), (128, 640317), (183, 447872), (192, 426878), (244, 335904), (366, 223936), (384, 213439), (488, 167952), (732, 111968), (976, 83976), (1464, 55984), (1952, 41988), (2928, 27992), (3499, 23424), (3904, 20994), (5856, 13996), (6998, 11712), (7808, 10497)]