68456025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1627}}^1$

素因数の和:1671

約数の個数: 72

約数和(自身を含む): 141714144

約数和(自身を除く): 73258119

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 765, 825, 935, 1275, 1627, 1683, 2475, 2805, 3825, 4675, 4881, 8135, 8415, 14025, 14643, 17897, 24405, 27659, 40675, 42075, 53691, 73215, 82977, 89485, 122025, 138295, 161073, 248931, 268455, 304249, 366075, 414885, 447425, 691475, 805365, 912747, 1244655, 1342275, 1521245, 2074425, 2738241, 4026825, 4563735, 6223275, 7606225, 13691205, 22818675, 68456025]

約数ペア:

[(1, 68456025), (3, 22818675), (5, 13691205), (9, 7606225), (11, 6223275), (15, 4563735), (17, 4026825), (25, 2738241), (33, 2074425), (45, 1521245), (51, 1342275), (55, 1244655), (75, 912747), (85, 805365), (99, 691475), (153, 447425), (165, 414885), (187, 366075), (225, 304249), (255, 268455), (275, 248931), (425, 161073), (495, 138295), (561, 122025), (765, 89485), (825, 82977), (935, 73215), (1275, 53691), (1627, 42075), (1683, 40675), (2475, 27659), (2805, 24405), (3825, 17897), (4675, 14643), (4881, 14025), (8135, 8415)]