80865664

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{727}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 178214400

約数和(自身を除く): 97348736

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 128, 158, 176, 316, 352, 632, 704, 727, 869, 1264, 1408, 1454, 1738, 2528, 2908, 3476, 5056, 5816, 6952, 7997, 10112, 11632, 13904, 15994, 23264, 27808, 31988, 46528, 55616, 57433, 63976, 93056, 111232, 114866, 127952, 229732, 255904, 459464, 511808, 631763, 918928, 1023616, 1263526, 1837856, 2527052, 3675712, 5054104, 7351424, 10108208, 20216416, 40432832, 80865664]

約数ペア:

[(1, 80865664), (2, 40432832), (4, 20216416), (8, 10108208), (11, 7351424), (16, 5054104), (22, 3675712), (32, 2527052), (44, 1837856), (64, 1263526), (79, 1023616), (88, 918928), (128, 631763), (158, 511808), (176, 459464), (316, 255904), (352, 229732), (632, 127952), (704, 114866), (727, 111232), (869, 93056), (1264, 63976), (1408, 57433), (1454, 55616), (1738, 46528), (2528, 31988), (2908, 27808), (3476, 23264), (5056, 15994), (5816, 13904), (6952, 11632), (7997, 10112)]