164927125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 242611200

約数和(自身を除く): 77684075

約数列:

[1, 5, 11, 19, 25, 55, 59, 95, 107, 125, 209, 275, 295, 475, 535, 649, 1045, 1121, 1177, 1375, 1475, 2033, 2375, 2675, 3245, 5225, 5605, 5885, 6313, 7375, 10165, 12331, 13375, 16225, 22363, 26125, 28025, 29425, 31565, 50825, 61655, 69443, 81125, 111815, 119947, 140125, 147125, 157825, 254125, 308275, 347215, 559075, 599735, 789125, 1319417, 1541375, 1736075, 2795375, 2998675, 6597085, 8680375, 14993375, 32985425, 164927125]

約数ペア:

[(1, 164927125), (5, 32985425), (11, 14993375), (19, 8680375), (25, 6597085), (55, 2998675), (59, 2795375), (95, 1736075), (107, 1541375), (125, 1319417), (209, 789125), (275, 599735), (295, 559075), (475, 347215), (535, 308275), (649, 254125), (1045, 157825), (1121, 147125), (1177, 140125), (1375, 119947), (1475, 111815), (2033, 81125), (2375, 69443), (2675, 61655), (3245, 50825), (5225, 31565), (5605, 29425), (5885, 28025), (6313, 26125), (7375, 22363), (10165, 16225), (12331, 13375)]