80020548

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^2\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 90

約数和(自身を含む): 216996318

約数和(自身を除く): 136975770

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 257, 279, 324, 372, 514, 558, 771, 837, 961, 1028, 1116, 1542, 1674, 1922, 2313, 2511, 2883, 3084, 3348, 3844, 4626, 5022, 5766, 6939, 7967, 8649, 9252, 10044, 11532, 13878, 15934, 17298, 20817, 23901, 25947, 27756, 31868, 34596, 41634, 47802, 51894, 71703, 77841, 83268, 95604, 103788, 143406, 155682, 215109, 246977, 286812, 311364, 430218, 493954, 645327, 740931, 860436, 987908, 1290654, 1481862, 2222793, 2581308, 2963724, 4445586, 6668379, 8891172, 13336758, 20005137, 26673516, 40010274, 80020548]

約数ペア:

[(1, 80020548), (2, 40010274), (3, 26673516), (4, 20005137), (6, 13336758), (9, 8891172), (12, 6668379), (18, 4445586), (27, 2963724), (31, 2581308), (36, 2222793), (54, 1481862), (62, 1290654), (81, 987908), (93, 860436), (108, 740931), (124, 645327), (162, 493954), (186, 430218), (257, 311364), (279, 286812), (324, 246977), (372, 215109), (514, 155682), (558, 143406), (771, 103788), (837, 95604), (961, 83268), (1028, 77841), (1116, 71703), (1542, 51894), (1674, 47802), (1922, 41634), (2313, 34596), (2511, 31868), (2883, 27756), (3084, 25947), (3348, 23901), (3844, 20817), (4626, 17298), (5022, 15934), (5766, 13878), (6939, 11532), (7967, 10044), (8649, 9252)]