78204165

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:830

約数の個数: 64

約数和(自身を含む): 147474432

約数和(自身を除く): 69270267

約数列:

[1, 3, 5, 13, 15, 17, 31, 39, 51, 65, 85, 93, 155, 195, 221, 255, 403, 465, 527, 663, 761, 1105, 1209, 1581, 2015, 2283, 2635, 3315, 3805, 6045, 6851, 7905, 9893, 11415, 12937, 20553, 23591, 29679, 34255, 38811, 49465, 64685, 70773, 102765, 117955, 148395, 168181, 194055, 306683, 353865, 401047, 504543, 840905, 920049, 1203141, 1533415, 2005235, 2522715, 4600245, 5213611, 6015705, 15640833, 26068055, 78204165]

約数ペア:

[(1, 78204165), (3, 26068055), (5, 15640833), (13, 6015705), (15, 5213611), (17, 4600245), (31, 2522715), (39, 2005235), (51, 1533415), (65, 1203141), (85, 920049), (93, 840905), (155, 504543), (195, 401047), (221, 353865), (255, 306683), (403, 194055), (465, 168181), (527, 148395), (663, 117955), (761, 102765), (1105, 70773), (1209, 64685), (1581, 49465), (2015, 38811), (2283, 34255), (2635, 29679), (3315, 23591), (3805, 20553), (6045, 12937), (6851, 11415), (7905, 9893)]