80981604

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5527}}^1$

素因数の和:5585

約数の個数: 72

約数和(自身を含む): 229389888

約数和(自身を除く): 148408284

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 74, 99, 111, 132, 148, 198, 222, 333, 396, 407, 444, 666, 814, 1221, 1332, 1628, 2442, 3663, 4884, 5527, 7326, 11054, 14652, 16581, 22108, 33162, 49743, 60797, 66324, 99486, 121594, 182391, 198972, 204499, 243188, 364782, 408998, 547173, 613497, 729564, 817996, 1094346, 1226994, 1840491, 2188692, 2249489, 2453988, 3680982, 4498978, 6748467, 7361964, 8997956, 13496934, 20245401, 26993868, 40490802, 80981604]

約数ペア:

[(1, 80981604), (2, 40490802), (3, 26993868), (4, 20245401), (6, 13496934), (9, 8997956), (11, 7361964), (12, 6748467), (18, 4498978), (22, 3680982), (33, 2453988), (36, 2249489), (37, 2188692), (44, 1840491), (66, 1226994), (74, 1094346), (99, 817996), (111, 729564), (132, 613497), (148, 547173), (198, 408998), (222, 364782), (333, 243188), (396, 204499), (407, 198972), (444, 182391), (666, 121594), (814, 99486), (1221, 66324), (1332, 60797), (1628, 49743), (2442, 33162), (3663, 22108), (4884, 16581), (5527, 14652), (7326, 11054)]