54398987875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1\times {\mathrm{449}}^1$

素因数の和:989

約数の個数: 64

約数和(自身を含む): 72334080000

約数和(自身を除く): 17935092125

約数列:

[1, 5, 19, 25, 95, 125, 139, 367, 449, 475, 695, 1835, 2245, 2375, 2641, 3475, 6973, 8531, 9175, 11225, 13205, 17375, 34865, 42655, 45875, 51013, 56125, 62411, 66025, 164783, 174325, 213275, 255065, 312055, 330125, 823915, 871625, 969247, 1066375, 1185809, 1275325, 1560275, 3130877, 4119575, 4846235, 5929045, 6376625, 7801375, 15654385, 20597875, 22904837, 24231175, 29645225, 78271925, 114524185, 121155875, 148226125, 391359625, 435191903, 572620925, 2175959515, 2863104625, 10879797575, 54398987875]

約数ペア:

[(1, 54398987875), (5, 10879797575), (19, 2863104625), (25, 2175959515), (95, 572620925), (125, 435191903), (139, 391359625), (367, 148226125), (449, 121155875), (475, 114524185), (695, 78271925), (1835, 29645225), (2245, 24231175), (2375, 22904837), (2641, 20597875), (3475, 15654385), (6973, 7801375), (8531, 6376625), (9175, 5929045), (11225, 4846235), (13205, 4119575), (17375, 3130877), (34865, 1560275), (42655, 1275325), (45875, 1185809), (51013, 1066375), (56125, 969247), (62411, 871625), (66025, 823915), (164783, 330125), (174325, 312055), (213275, 255065)]