55136380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1301}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 125554464

約数和(自身を除く): 70418084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 260, 326, 652, 815, 1301, 1630, 2119, 2602, 3260, 4238, 5204, 6505, 8476, 10595, 13010, 16913, 21190, 26020, 33826, 42380, 67652, 84565, 169130, 212063, 338260, 424126, 848252, 1060315, 2120630, 2756819, 4241260, 5513638, 11027276, 13784095, 27568190, 55136380]

約数ペア:

[(1, 55136380), (2, 27568190), (4, 13784095), (5, 11027276), (10, 5513638), (13, 4241260), (20, 2756819), (26, 2120630), (52, 1060315), (65, 848252), (130, 424126), (163, 338260), (260, 212063), (326, 169130), (652, 84565), (815, 67652), (1301, 42380), (1630, 33826), (2119, 26020), (2602, 21190), (3260, 16913), (4238, 13010), (5204, 10595), (6505, 8476)]