1640973832

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{51577}}^1$

素因数の和:51721

約数の個数: 32

約数和(自身を含む): 3184425720

約数和(自身を除く): 1543451888

約数列:

[1, 2, 4, 8, 41, 82, 97, 164, 194, 328, 388, 776, 3977, 7954, 15908, 31816, 51577, 103154, 206308, 412616, 2114657, 4229314, 5002969, 8458628, 10005938, 16917256, 20011876, 40023752, 205121729, 410243458, 820486916, 1640973832]

約数ペア:

[(1, 1640973832), (2, 820486916), (4, 410243458), (8, 205121729), (41, 40023752), (82, 20011876), (97, 16917256), (164, 10005938), (194, 8458628), (328, 5002969), (388, 4229314), (776, 2114657), (3977, 412616), (7954, 206308), (15908, 103154), (31816, 51577)]