80965808

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65719}}^1$

素因数の和:65745

約数の個数: 40

約数和(自身を含む): 195582720

約数和(自身を除く): 114616912

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 65719, 131438, 262876, 460033, 525752, 722909, 920066, 1051504, 1445818, 1840132, 2891636, 3680264, 5060363, 5783272, 7360528, 10120726, 11566544, 20241452, 40482904, 80965808]

約数ペア:

[(1, 80965808), (2, 40482904), (4, 20241452), (7, 11566544), (8, 10120726), (11, 7360528), (14, 5783272), (16, 5060363), (22, 3680264), (28, 2891636), (44, 1840132), (56, 1445818), (77, 1051504), (88, 920066), (112, 722909), (154, 525752), (176, 460033), (308, 262876), (616, 131438), (1232, 65719)]