85471568

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1249}}^1$

素因数の和:1324

約数の個数: 80

約数和(自身を含む): 208320000

約数和(自身を除く): 122848432

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 47, 52, 56, 91, 94, 104, 112, 182, 188, 208, 329, 364, 376, 611, 658, 728, 752, 1222, 1249, 1316, 1456, 2444, 2498, 2632, 4277, 4888, 4996, 5264, 8554, 8743, 9776, 9992, 16237, 17108, 17486, 19984, 32474, 34216, 34972, 58703, 64948, 68432, 69944, 113659, 117406, 129896, 139888, 227318, 234812, 259792, 410921, 454636, 469624, 763139, 821842, 909272, 939248, 1526278, 1643684, 1818544, 3052556, 3287368, 5341973, 6105112, 6574736, 10683946, 12210224, 21367892, 42735784, 85471568]

約数ペア:

[(1, 85471568), (2, 42735784), (4, 21367892), (7, 12210224), (8, 10683946), (13, 6574736), (14, 6105112), (16, 5341973), (26, 3287368), (28, 3052556), (47, 1818544), (52, 1643684), (56, 1526278), (91, 939248), (94, 909272), (104, 821842), (112, 763139), (182, 469624), (188, 454636), (208, 410921), (329, 259792), (364, 234812), (376, 227318), (611, 139888), (658, 129896), (728, 117406), (752, 113659), (1222, 69944), (1249, 68432), (1316, 64948), (1456, 58703), (2444, 34972), (2498, 34216), (2632, 32474), (4277, 19984), (4888, 17486), (4996, 17108), (5264, 16237), (8554, 9992), (8743, 9776)]