71697555

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 137998080

約数和(自身を除く): 66300525

約数列:

[1, 3, 5, 9, 15, 23, 27, 43, 45, 69, 81, 115, 129, 135, 179, 207, 215, 345, 387, 405, 537, 621, 645, 895, 989, 1035, 1161, 1611, 1863, 1935, 2685, 2967, 3105, 3483, 4117, 4833, 4945, 5805, 7697, 8055, 8901, 9315, 12351, 14499, 14835, 17415, 20585, 23091, 24165, 26703, 37053, 38485, 44505, 61755, 69273, 72495, 80109, 111159, 115455, 133515, 177031, 185265, 207819, 333477, 346365, 400545, 531093, 555795, 623457, 885155, 1039095, 1593279, 1667385, 2655465, 3117285, 4779837, 7966395, 14339511, 23899185, 71697555]

約数ペア:

[(1, 71697555), (3, 23899185), (5, 14339511), (9, 7966395), (15, 4779837), (23, 3117285), (27, 2655465), (43, 1667385), (45, 1593279), (69, 1039095), (81, 885155), (115, 623457), (129, 555795), (135, 531093), (179, 400545), (207, 346365), (215, 333477), (345, 207819), (387, 185265), (405, 177031), (537, 133515), (621, 115455), (645, 111159), (895, 80109), (989, 72495), (1035, 69273), (1161, 61755), (1611, 44505), (1863, 38485), (1935, 37053), (2685, 26703), (2967, 24165), (3105, 23091), (3483, 20585), (4117, 17415), (4833, 14835), (4945, 14499), (5805, 12351), (7697, 9315), (8055, 8901)]