71326475

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 109836720

約数和(自身を除く): 38510245

約数列:

[1, 5, 11, 17, 19, 25, 55, 73, 85, 95, 121, 187, 209, 275, 323, 365, 425, 475, 605, 803, 935, 1045, 1241, 1387, 1615, 1825, 2057, 2299, 3025, 3553, 4015, 4675, 5225, 6205, 6935, 8075, 8833, 10285, 11495, 13651, 15257, 17765, 20075, 23579, 31025, 34675, 39083, 44165, 51425, 57475, 68255, 76285, 88825, 117895, 150161, 167827, 195415, 220825, 259369, 341275, 381425, 589475, 750805, 839135, 977075, 1296845, 2853059, 3754025, 4195675, 6484225, 14265295, 71326475]

約数ペア:

[(1, 71326475), (5, 14265295), (11, 6484225), (17, 4195675), (19, 3754025), (25, 2853059), (55, 1296845), (73, 977075), (85, 839135), (95, 750805), (121, 589475), (187, 381425), (209, 341275), (275, 259369), (323, 220825), (365, 195415), (425, 167827), (475, 150161), (605, 117895), (803, 88825), (935, 76285), (1045, 68255), (1241, 57475), (1387, 51425), (1615, 44165), (1825, 39083), (2057, 34675), (2299, 31025), (3025, 23579), (3553, 20075), (4015, 17765), (4675, 15257), (5225, 13651), (6205, 11495), (6935, 10285), (8075, 8833)]